1515670055 has 16 divisors (see below), whose sum is σ = 1842843744. Its totient is φ = 1196544000.

The previous prime is 1515670027. The next prime is 1515670061. The reversal of 1515670055 is 5500765151.

It is not a de Polignac number, because 1515670055 - 2¹² = 1515665959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1515669997 and 1515670024.

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, 503555 + ... + 506555.

It is an arithmetic number, because the mean of its divisors is an integer number (115177734).

Almost surely, 2^1515670055 is an apocalyptic number.

1515670055 is a deficient number, since it is larger than the sum of its proper divisors (327173689).

1515670055 is a wasteful number, since it uses less digits than its factorization.

1515670055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4306.

The product of its (nonzero) digits is 26250, while the sum is 35.

The square root of 1515670055 is about 38931.6074032399. The cubic root of 1515670055 is about 1148.6866051657.

The spelling of 1515670055 in words is "one billion, five hundred fifteen million, six hundred seventy thousand, fifty-five".