1239146516 has 12 divisors (see below), whose sum is σ = 2170872480. Its totient is φ = 618897240.

The previous prime is 1239146509. The next prime is 1239146527. The reversal of 1239146516 is 6156419321.

It is a super-2 number, since 2×1239146516² = 3070968176229876512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1239146516.

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, 164870 + ... + 172221.

It is an arithmetic number, because the mean of its divisors is an integer number (180906040).

Almost surely, 2^1239146516 is an apocalyptic number.

It is an amenable number.

1239146516 is a deficient number, since it is larger than the sum of its proper divisors (931725964).

1239146516 is a wasteful number, since it uses less digits than its factorization.

1239146516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338014 (or 338012 counting only the distinct ones).

The product of its digits is 38880, while the sum is 38.

The square root of 1239146516 is about 35201.5129788479. The cubic root of 1239146516 is about 1074.0905279907.

The spelling of 1239146516 in words is "one billion, two hundred thirty-nine million, one hundred forty-six thousand, five hundred sixteen".