1052906557 has 8 divisors (see below), whose sum is σ = 1077839840. Its totient is φ = 1027993680.

The previous prime is 1052906551. The next prime is 1052906593. The reversal of 1052906557 is 7556092501.

1052906557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1052906557 - 2²³ = 1044517949 is a prime.

It is a super-2 number, since 2×1052906557² = 2217224435547188498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052906551) 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, 165919 + ... + 172147.

It is an arithmetic number, because the mean of its divisors is an integer number (134729980).

Almost surely, 2^1052906557 is an apocalyptic number.

It is an amenable number.

1052906557 is a deficient number, since it is larger than the sum of its proper divisors (24933283).

1052906557 is an equidigital number, since it uses as much as digits as its factorization.

1052906557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10203.

The product of its (nonzero) digits is 94500, while the sum is 40.

The square root of 1052906557 is about 32448.5216458316. The cubic root of 1052906557 is about 1017.3333384745. Note that the first 5 decimals are identical.

The spelling of 1052906557 in words is "one billion, fifty-two million, nine hundred six thousand, five hundred fifty-seven".