1047115 has 16 divisors (see below), whose sum is σ = 1354752. Its totient is φ = 774144.

The previous prime is 1047107. The next prime is 1047119. The reversal of 1047115 is 5117401.

It is a cyclic number.

It is not a de Polignac number, because 1047115 - 2³ = 1047107 is a prime.

It is a Duffinian number.

1047115 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1047092 and 1047101.

It is not an unprimeable number, because it can be changed into a prime (1047119) 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, 8182 + ... + 8308.

It is an arithmetic number, because the mean of its divisors is an integer number (84672).

2^1047115 is an apocalyptic number.

1047115 is a deficient number, since it is larger than the sum of its proper divisors (307637).

1047115 is a wasteful number, since it uses less digits than its factorization.

1047115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246.

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 1047115 is about 1023.2863724295. The cubic root of 1047115 is about 101.5464612937.

The spelling of 1047115 in words is "one million, forty-seven thousand, one hundred fifteen".