119539977149 has 4 divisors (see below), whose sum is σ = 119597202780. Its totient is φ = 119482751520.

The previous prime is 119539977119. The next prime is 119539977173. The reversal of 119539977149 is 941779935911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 941779935911 = 15349 ⋅61357739.

It can be written as a sum of positive squares in 2 ways, for example, as 90339319225 + 29200657924 = 300565^2 + 170882^2 .

It is a cyclic number.

It is not a de Polignac number, because 119539977149 - 2²⁴ = 119523199933 is a prime.

It is a super-2 number, since 2×119539977149² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119539977119) 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, 28609682 + ... + 28613859.

It is an arithmetic number, because the mean of its divisors is an integer number (29899300695).

Almost surely, 2^119539977149 is an apocalyptic number.

It is an amenable number.

119539977149 is a deficient number, since it is larger than the sum of its proper divisors (57225631).

119539977149 is an equidigital number, since it uses as much as digits as its factorization.

119539977149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57225630.

The product of its digits is 19289340, while the sum is 65.

The spelling of 119539977149 in words is "one hundred nineteen billion, five hundred thirty-nine million, nine hundred seventy-seven thousand, one hundred forty-nine".