1051154564 has 12 divisors (see below), whose sum is σ = 1851238284. Its totient is φ = 522229344.

The previous prime is 1051154549. The next prime is 1051154567. The reversal of 1051154564 is 4654511501.

1051154564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 477072964 + 574081600 = 21842^2 + 23960^2 .

It is a super-2 number, since 2×1051154564² = 2209851834836060192, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1051154564.

It is not an unprimeable number, because it can be changed into a prime (1051154567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 836279 + ... + 837534.

It is an arithmetic number, because the mean of its divisors is an integer number (154269857).

Almost surely, 2^1051154564 is an apocalyptic number.

It is an amenable number.

1051154564 is a deficient number, since it is larger than the sum of its proper divisors (800083720).

1051154564 is a wasteful number, since it uses less digits than its factorization.

1051154564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673974 (or 1673972 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

The square root of 1051154564 is about 32421.5139066639. The cubic root of 1051154564 is about 1016.7687583345.

The spelling of 1051154564 in words is "one billion, fifty-one million, one hundred fifty-four thousand, five hundred sixty-four".