1056526453 has 8 divisors (see below), whose sum is σ = 1095226272. Its totient is φ = 1018360656.

The previous prime is 1056526411. The next prime is 1056526477. The reversal of 1056526453 is 3546256501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1056526453 is a prime.

It is a super-2 number, since 2×1056526453² = 2232496291777522418, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056526403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129475 + ... + 137392.

It is an arithmetic number, because the mean of its divisors is an integer number (136903284).

Almost surely, 2^1056526453 is an apocalyptic number.

It is an amenable number.

1056526453 is a deficient number, since it is larger than the sum of its proper divisors (38699819).

1056526453 is a wasteful number, since it uses less digits than its factorization.

1056526453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267011.

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 1056526453 is about 32504.2528448202. The cubic root of 1056526453 is about 1018.4978699930.

The spelling of 1056526453 in words is "one billion, fifty-six million, five hundred twenty-six thousand, four hundred fifty-three".