1403254052 has 12 divisors (see below), whose sum is σ = 2600147340. Its totient is φ = 660354816.

The previous prime is 1403254033. The next prime is 1403254057. The reversal of 1403254052 is 2504523041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 846577216 + 556676836 = 29096^2 + 23594^2 .

It is not an unprimeable number, because it can be changed into a prime (1403254057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10317977 + ... + 10318112.

It is an arithmetic number, because the mean of its divisors is an integer number (216678945).

Almost surely, 2^1403254052 is an apocalyptic number.

It is an amenable number.

1403254052 is a deficient number, since it is larger than the sum of its proper divisors (1196893288).

1403254052 is a wasteful number, since it uses less digits than its factorization.

1403254052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20636110 (or 20636108 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1403254052 is about 37460.0327282292. The cubic root of 1403254052 is about 1119.5550028520. Note that the first 3 decimals are identical.

Adding to 1403254052 its reverse (2504523041), we get a palindrome (3907777093).

The spelling of 1403254052 in words is "one billion, four hundred three million, two hundred fifty-four thousand, fifty-two".