1149673506 has 32 divisors (see below), whose sum is σ = 2402222400. Its totient is φ = 366340800.

The previous prime is 1149673487. The next prime is 1149673513. The reversal of 1149673506 is 6053769411.

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, 15136 + ... + 50283.

It is an arithmetic number, because the mean of its divisors is an integer number (75069450).

Almost surely, 2^1149673506 is an apocalyptic number.

1149673506 is an abundant number, since it is smaller than the sum of its proper divisors (1252548894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1149673506 is a wasteful number, since it uses less digits than its factorization.

1149673506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65554.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 1149673506 is about 33906.8356824992. The cubic root of 1149673506 is about 1047.5903946993.

The spelling of 1149673506 in words is "one billion, one hundred forty-nine million, six hundred seventy-three thousand, five hundred six".