137892940403 has 4 divisors (see below), whose sum is σ = 140826832800. Its totient is φ = 134959048008.

The previous prime is 137892940369. The next prime is 137892940441. The reversal of 137892940403 is 304049298731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304049298731 = 354961 ⋅856571.

It is a cyclic number.

It is not a de Polignac number, because 137892940403 - 2²⁰ = 137891891827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137892940453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1466946128 + ... + 1466946221.

It is an arithmetic number, because the mean of its divisors is an integer number (35206708200).

Almost surely, 2^137892940403 is an apocalyptic number.

137892940403 is a deficient number, since it is larger than the sum of its proper divisors (2933892397).

137892940403 is an equidigital number, since it uses as much as digits as its factorization.

137892940403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2933892396.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 137892940403 in words is "one hundred thirty-seven billion, eight hundred ninety-two million, nine hundred forty thousand, four hundred three".