153139194 has 96 divisors (see below), whose sum is σ = 380358720. Its totient is φ = 45398880.

The previous prime is 153139157. The next prime is 153139201. The reversal of 153139194 is 491931351.

153139194 is a `hidden beast` number, since 1 + 531 + 39 + 1 + 94 = 666.

It is a super-2 number, since 2×153139194² = 46903225477939272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 674509 + ... + 674735.

It is an arithmetic number, because the mean of its divisors is an integer number (3962070).

Almost surely, 2^153139194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 153139194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190179360).

153139194 is an abundant number, since it is smaller than the sum of its proper divisors (227219526).

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

153139194 is a wasteful number, since it uses less digits than its factorization.

153139194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 276 counting only the distinct ones).

The product of its digits is 14580, while the sum is 36.

The square root of 153139194 is about 12374.9421816831. The cubic root of 153139194 is about 535.0102702777.

The spelling of 153139194 in words is "one hundred fifty-three million, one hundred thirty-nine thousand, one hundred ninety-four".