1056211452 has 36 divisors (see below), whose sum is σ = 2693505360. Its totient is φ = 348953472.

The previous prime is 1056211423. The next prime is 1056211489. The reversal of 1056211452 is 2541126501.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1056211452² = 2231165262671896608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125752 + ... + 133887.

Almost surely, 2^1056211452 is an apocalyptic number.

1056211452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1056211452 is an abundant number, since it is smaller than the sum of its proper divisors (1637293908).

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

1056211452 is a wasteful number, since it uses less digits than its factorization.

1056211452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259762 (or 259757 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 1056211452 is about 32499.4069484352. The cubic root of 1056211452 is about 1018.3966389774.

Adding to 1056211452 its reverse (2541126501), we get a palindrome (3597337953).

The spelling of 1056211452 in words is "one billion, fifty-six million, two hundred eleven thousand, four hundred fifty-two".