1455545252 has 48 divisors (see below), whose sum is σ = 2966264448. Its totient is φ = 612057600.

The previous prime is 1455545251. The next prime is 1455545269. The reversal of 1455545252 is 2525455541.

It is a super-2 number, since 2×1455545252² = 4237223961239487008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1455545251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518252 + ... + 521052.

It is an arithmetic number, because the mean of its divisors is an integer number (61797176).

Almost surely, 2^1455545252 is an apocalyptic number.

It is an amenable number.

1455545252 is an abundant number, since it is smaller than the sum of its proper divisors (1510719196).

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

1455545252 is a wasteful number, since it uses less digits than its factorization.

1455545252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3156 (or 3154 counting only the distinct ones).

The product of its digits is 200000, while the sum is 38.

The square root of 1455545252 is about 38151.6087734187. The cubic root of 1455545252 is about 1133.2922111569.

The spelling of 1455545252 in words is "one billion, four hundred fifty-five million, five hundred forty-five thousand, two hundred fifty-two".