1070399215 has 16 divisors (see below), whose sum is σ = 1317178368. Its totient is φ = 834605856.

The previous prime is 1070399201. The next prime is 1070399227. The reversal of 1070399215 is 5129930701.

It is a cyclic number.

It is not a de Polignac number, because 1070399215 - 2⁷ = 1070399087 is a prime.

It is a super-2 number, since 2×1070399215² = 2291508958945232450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99594 + ... + 109816.

It is an arithmetic number, because the mean of its divisors is an integer number (82323648).

Almost surely, 2^1070399215 is an apocalyptic number.

1070399215 is a deficient number, since it is larger than the sum of its proper divisors (246779153).

1070399215 is a wasteful number, since it uses less digits than its factorization.

1070399215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10758.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 1070399215 is about 32716.9560778505. The cubic root of 1070399215 is about 1022.9363086771.

The spelling of 1070399215 in words is "one billion, seventy million, three hundred ninety-nine thousand, two hundred fifteen".