615155483 has 4 divisors (see below), whose sum is σ = 615831648. Its totient is φ = 614479320.

The previous prime is 615155479. The next prime is 615155501. The reversal of 615155483 is 384551516.

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

It is a cyclic number.

It is not a de Polignac number, because 615155483 - 2² = 615155479 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (615155423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336716 + ... + 338537.

It is an arithmetic number, because the mean of its divisors is an integer number (153957912).

Almost surely, 2^615155483 is an apocalyptic number.

615155483 is a deficient number, since it is larger than the sum of its proper divisors (676165).

615155483 is an equidigital number, since it uses as much as digits as its factorization.

615155483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676164.

The product of its digits is 72000, while the sum is 38.

The square root of 615155483 is about 24802.3281770079. The cubic root of 615155483 is about 850.4751590144.

The spelling of 615155483 in words is "six hundred fifteen million, one hundred fifty-five thousand, four hundred eighty-three".