1055451011 has 8 divisors (see below), whose sum is σ = 1084659840. Its totient is φ = 1026278208.

The previous prime is 1055450999. The next prime is 1055451013. The reversal of 1055451011 is 1101545501.

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 1055451011 - 2²² = 1051256707 is a prime.

It is a super-2 number, since 2×1055451011² = 2227953673241844242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055451013) 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, 56975 + ... + 73191.

It is an arithmetic number, because the mean of its divisors is an integer number (135582480).

Almost surely, 2^1055451011 is an apocalyptic number.

1055451011 is a deficient number, since it is larger than the sum of its proper divisors (29208829).

1055451011 is a wasteful number, since it uses less digits than its factorization.

1055451011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18013.

The product of its (nonzero) digits is 500, while the sum is 23.

The square root of 1055451011 is about 32487.7055360947. The cubic root of 1055451011 is about 1018.1521751480.

Adding to 1055451011 its reverse (1101545501), we get a palindrome (2156996512).

The spelling of 1055451011 in words is "one billion, fifty-five million, four hundred fifty-one thousand, eleven".