1503970452 has 18 divisors (see below), whose sum is σ = 3801703178. Its totient is φ = 501323472.

The previous prime is 1503970439. The next prime is 1503970469. The reversal of 1503970452 is 2540793051.

It can be written as a sum of positive squares in only one way, i.e., 1031951376 + 472019076 = 32124^2 + 21726^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 41776957 = 1503970452 / (1 + 5 + 0 + 3 + 9 + 7 + 0 + 4 + 5 + 2).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20888443 + ... + 20888514.

Almost surely, 2^1503970452 is an apocalyptic number.

1503970452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1503970452 is an abundant number, since it is smaller than the sum of its proper divisors (2297732726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1503970452 is a wasteful number, since it uses less digits than its factorization.

1503970452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41776967 (or 41776962 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 1503970452 is about 38781.0579020222. The cubic root of 1503970452 is about 1145.7233600322.

It can be divided in two parts, 15039 and 70452, that added together give a triangular number (85491 = T₄₁₃).

The spelling of 1503970452 in words is "one billion, five hundred three million, nine hundred seventy thousand, four hundred fifty-two".