136120419 has 20 divisors (see below), whose sum is σ = 206213040. Its totient is φ = 89465040.

The previous prime is 136120409. The next prime is 136120433. The reversal of 136120419 is 914021631.

136120419 is a `hidden beast` number, since 1 + 3 + 612 + 0 + 41 + 9 = 666.

It is not a de Polignac number, because 136120419 - 2²⁵ = 102565987 is a prime.

It is a super-2 number, since 2×136120419² = 37057536937471122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 136120392 and 136120401.

It is not an unprimeable number, because it can be changed into a prime (136120409) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6084 + ... + 17585.

It is an arithmetic number, because the mean of its divisors is an integer number (10310652).

Almost surely, 2^136120419 is an apocalyptic number.

136120419 is a deficient number, since it is larger than the sum of its proper divisors (70092621).

136120419 is an equidigital number, since it uses as much as digits as its factorization.

136120419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23752 (or 23743 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 136120419 is about 11667.0655693709. The cubic root of 136120419 is about 514.4080533360.

The spelling of 136120419 in words is "one hundred thirty-six million, one hundred twenty thousand, four hundred nineteen".