19114702137 has 20 divisors (see below), whose sum is σ = 28577443620. Its totient is φ = 12732699744.

The previous prime is 19114702129. The next prime is 19114702157. The reversal of 19114702137 is 73120741191.

It can be written as a sum of positive squares in 2 ways, for example, as 18971205696 + 143496441 = 137736^2 + 11979^2 .

It is not a de Polignac number, because 19114702137 - 2³ = 19114702129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19114702157) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3543 + ... + 195555.

It is an arithmetic number, because the mean of its divisors is an integer number (1428872181).

Almost surely, 2^19114702137 is an apocalyptic number.

It is an amenable number.

19114702137 is a deficient number, since it is larger than the sum of its proper divisors (9462741483).

19114702137 is a wasteful number, since it uses less digits than its factorization.

19114702137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193254 (or 193245 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 36.

The spelling of 19114702137 in words is "nineteen billion, one hundred fourteen million, seven hundred two thousand, one hundred thirty-seven".