137036503 has 2 divisors, whose sum is σ = 137036504. Its totient is φ = 137036502.

The previous prime is 137036491. The next prime is 137036509. The reversal of 137036503 is 305630731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137036503 - 2²¹ = 134939351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137036509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68518251 + 68518252.

It is an arithmetic number, because the mean of its divisors is an integer number (68518252).

Almost surely, 2^137036503 is an apocalyptic number.

137036503 is a deficient number, since it is larger than the sum of its proper divisors (1).

137036503 is an equidigital number, since it uses as much as digits as its factorization.

137036503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 28.

The square root of 137036503 is about 11706.2591377434. The cubic root of 137036503 is about 515.5594548726.

It can be divided in two parts, 1370 and 36503, that added together give a palindrome (37873).

The spelling of 137036503 in words is "one hundred thirty-seven million, thirty-six thousand, five hundred three".