136147452 has 24 divisors (see below), whose sum is σ = 363060096. Its totient is φ = 38899248.

The previous prime is 136147447. The next prime is 136147477. The reversal of 136147452 is 254741631.

It is a super-2 number, since 2×136147452² = 37072257372184608, which contains 22 as substring.

It is a congruent number.

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, 810318 + ... + 810485.

It is an arithmetic number, because the mean of its divisors is an integer number (15127504).

Almost surely, 2^136147452 is an apocalyptic number.

136147452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136147452 is an abundant number, since it is smaller than the sum of its proper divisors (226912644).

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

136147452 is a wasteful number, since it uses less digits than its factorization.

136147452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620817 (or 1620815 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 136147452 is about 11668.2240293885. The cubic root of 136147452 is about 514.4421042461.

The spelling of 136147452 in words is "one hundred thirty-six million, one hundred forty-seven thousand, four hundred fifty-two".