139672490903 has 16 divisors (see below), whose sum is σ = 153958461696. Its totient is φ = 125653016640.

The previous prime is 139672490899. The next prime is 139672490917. The reversal of 139672490903 is 309094276931.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 139672490903 - 2² = 139672490899 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139672490953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1580576 + ... + 1666602.

It is an arithmetic number, because the mean of its divisors is an integer number (9622403856).

Almost surely, 2^139672490903 is an apocalyptic number.

139672490903 is a deficient number, since it is larger than the sum of its proper divisors (14285970793).

139672490903 is a wasteful number, since it uses less digits than its factorization.

139672490903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87574.

The product of its (nonzero) digits is 2204496, while the sum is 53.

The spelling of 139672490903 in words is "one hundred thirty-nine billion, six hundred seventy-two million, four hundred ninety thousand, nine hundred three".