136401441 has 8 divisors (see below), whose sum is σ = 198402144. Its totient is φ = 82667520.

The previous prime is 136401427. The next prime is 136401467. The reversal of 136401441 is 144104631.

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

It is not a de Polignac number, because 136401441 - 2¹⁷ = 136270369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136401491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2066656 + ... + 2066721.

It is an arithmetic number, because the mean of its divisors is an integer number (24800268).

Almost surely, 2^136401441 is an apocalyptic number.

136401441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

136401441 is a deficient number, since it is larger than the sum of its proper divisors (62000703).

136401441 is a wasteful number, since it uses less digits than its factorization.

136401441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4133391.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 136401441 is about 11679.1027480710. The cubic root of 136401441 is about 514.7618102352.

The spelling of 136401441 in words is "one hundred thirty-six million, four hundred one thousand, four hundred forty-one".