136901958 has 8 divisors (see below), whose sum is σ = 273803928. Its totient is φ = 45633984.

The previous prime is 136901951. The next prime is 136902019. The reversal of 136901958 is 859109631.

It is a sphenic number, since it is the product of 3 distinct primes.

136901958 is an admirable number.

It is a super-2 number, since 2×136901958² = 37484292208467528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136901951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11408491 + ... + 11408502.

It is an arithmetic number, because the mean of its divisors is an integer number (34225491).

Almost surely, 2^136901958 is an apocalyptic number.

136901958 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

136901958 is a wasteful number, since it uses less digits than its factorization.

136901958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22816998.

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 136901958 is about 11700.5110144814. The cubic root of 136901958 is about 515.3906709857.

The spelling of 136901958 in words is "one hundred thirty-six million, nine hundred one thousand, nine hundred fifty-eight".