1055545634 has 32 divisors (see below), whose sum is σ = 1863388800. Its totient is φ = 442108800.

The previous prime is 1055545633. The next prime is 1055545643. The reversal of 1055545634 is 4365455501.

It is a super-2 number, since 2×1055545634² = 2228353170912923912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055545633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177542 + ... + 183390.

It is an arithmetic number, because the mean of its divisors is an integer number (58230900).

Almost surely, 2^1055545634 is an apocalyptic number.

1055545634 is a deficient number, since it is larger than the sum of its proper divisors (807843166).

1055545634 is a wasteful number, since it uses less digits than its factorization.

1055545634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6506.

The product of its (nonzero) digits is 180000, while the sum is 38.

The square root of 1055545634 is about 32489.1617928195. The cubic root of 1055545634 is about 1018.1826006038.

The spelling of 1055545634 in words is "one billion, fifty-five million, five hundred forty-five thousand, six hundred thirty-four".