1055115 has 12 divisors (see below), whose sum is σ = 1828944. Its totient is φ = 562704.

The previous prime is 1055113. The next prime is 1055137. The reversal of 1055115 is 5115501.

It is not a de Polignac number, because 1055115 - 2¹ = 1055113 is a prime.

It is a super-2 number, since 2×1055115² = 2226535326450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11679 + ... + 11768.

It is an arithmetic number, because the mean of its divisors is an integer number (152412).

2^1055115 is an apocalyptic number.

1055115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1055115 is a deficient number, since it is larger than the sum of its proper divisors (773829).

1055115 is a wasteful number, since it uses less digits than its factorization.

1055115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23458 (or 23455 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

The square root of 1055115 is about 1027.1879088073. The cubic root of 1055115 is about 101.8044118138.

The spelling of 1055115 in words is "one million, fifty-five thousand, one hundred fifteen".