13146146 has 16 divisors (see below), whose sum is σ = 21304248. Its totient is φ = 6048000.

The previous prime is 13146131. The next prime is 13146167. The reversal of 13146146 is 64164131.

It can be written as a sum of positive squares in 4 ways, for example, as 819025 + 12327121 = 905^2 + 3511^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10346 + ... + 11546.

Almost surely, 2^13146146 is an apocalyptic number.

13146146 is a deficient number, since it is larger than the sum of its proper divisors (8158102).

13146146 is a wasteful number, since it uses less digits than its factorization.

13146146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637.

The product of its digits is 1728, while the sum is 26.

The square root of 13146146 is about 3625.7614372708. The cubic root of 13146146 is about 236.0113108627.

The spelling of 13146146 in words is "thirteen million, one hundred forty-six thousand, one hundred forty-six".