1052545252 has 24 divisors (see below), whose sum is σ = 2023872480. Its totient is φ = 474984960.

The previous prime is 1052545237. The next prime is 1052545267. The reversal of 1052545252 is 2525452501.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1052545237) and next prime (1052545267).

It is a super-3 number, since 3×1052545252³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79933 + ... + 92164.

It is an arithmetic number, because the mean of its divisors is an integer number (84328020).

Almost surely, 2^1052545252 is an apocalyptic number.

It is an amenable number.

1052545252 is a deficient number, since it is larger than the sum of its proper divisors (971327228).

1052545252 is a wasteful number, since it uses less digits than its factorization.

1052545252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172251 (or 172249 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 1052545252 is about 32442.9538112669. The cubic root of 1052545252 is about 1017.2169591463.

Adding to 1052545252 its reverse (2525452501), we get a palindrome (3577997753).

The spelling of 1052545252 in words is "one billion, fifty-two million, five hundred forty-five thousand, two hundred fifty-two".