1055408306 has 16 divisors (see below), whose sum is σ = 1638456120. Its totient is φ = 509521920.

The previous prime is 1055408267. The next prime is 1055408317. The reversal of 1055408306 is 6038045501.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 306565081 + 748843225 = 17509^2 + 27365^2 .

It is a super-2 number, since 2×1055408306² = 2227773384747579272, which contains 22 as substring.

It is a Curzon number.

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, 58391 + ... + 74298.

Almost surely, 2^1055408306 is an apocalyptic number.

1055408306 is a deficient number, since it is larger than the sum of its proper divisors (583047814).

1055408306 is a wasteful number, since it uses less digits than its factorization.

1055408306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132829.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 1055408306 is about 32487.0482808149. The cubic root of 1055408306 is about 1018.1384430168.

The spelling of 1055408306 in words is "one billion, fifty-five million, four hundred eight thousand, three hundred six".