1061055151615 has 4 divisors (see below), whose sum is σ = 1273266181944. Its totient is φ = 848844121288.

The previous prime is 1061055151603. The next prime is 1061055151627. The reversal of 1061055151615 is 5161515501601.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1061055151603) and next prime (1061055151627).

It is a cyclic number.

It is not a de Polignac number, because 1061055151615 - 2²¹ = 1061053054463 is a prime.

It is a super-2 number, since 2×1061055151615² (a number of 25 digits) 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 3 ways as a sum of consecutive naturals, for example, 106105515157 + ... + 106105515166.

It is an arithmetic number, because the mean of its divisors is an integer number (318316545486).

Almost surely, 2^{1061055151615} is an apocalyptic number.

1061055151615 is a deficient number, since it is larger than the sum of its proper divisors (212211030329).

1061055151615 is an equidigital number, since it uses as much as digits as its factorization.

1061055151615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212211030328.

The product of its (nonzero) digits is 22500, while the sum is 37.

The spelling of 1061055151615 in words is "one trillion, sixty-one billion, fifty-five million, one hundred fifty-one thousand, six hundred fifteen".