137161243427 has 8 divisors (see below), whose sum is σ = 147735317520. Its totient is φ = 126590484960.

The previous prime is 137161243403. The next prime is 137161243441. The reversal of 137161243427 is 724342161731.

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

It is a cyclic number.

It is not a de Polignac number, because 137161243427 - 2⁸ = 137161243171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137161243927) 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, 742649 + ... + 908762.

It is an arithmetic number, because the mean of its divisors is an integer number (18466914690).

Almost surely, 2^137161243427 is an apocalyptic number.

137161243427 is a deficient number, since it is larger than the sum of its proper divisors (10574074093).

137161243427 is a wasteful number, since it uses less digits than its factorization.

137161243427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1657813.

The product of its digits is 169344, while the sum is 41.

The spelling of 137161243427 in words is "one hundred thirty-seven billion, one hundred sixty-one million, two hundred forty-three thousand, four hundred twenty-seven".