13902473387 has 8 divisors (see below), whose sum is σ = 15177445632. Its totient is φ = 12629353000.

The previous prime is 13902473383. The next prime is 13902473423. The reversal of 13902473387 is 78337420931.

It is a happy number.

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

It is not a de Polignac number, because 13902473387 - 2² = 13902473383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13902473383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447239 + ... + 477312.

It is an arithmetic number, because the mean of its divisors is an integer number (1897180704).

Almost surely, 2^13902473387 is an apocalyptic number.

13902473387 is a deficient number, since it is larger than the sum of its proper divisors (1274972245).

13902473387 is a wasteful number, since it uses less digits than its factorization.

13902473387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925929.

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 13902473387 in words is "thirteen billion, nine hundred two million, four hundred seventy-three thousand, three hundred eighty-seven".