149912862503 has 2 divisors, whose sum is σ = 149912862504. Its totient is φ = 149912862502.

The previous prime is 149912862497. The next prime is 149912862587. The reversal of 149912862503 is 305268219941.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149912862503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149912862703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74956431251 + 74956431252.

It is an arithmetic number, because the mean of its divisors is an integer number (74956431252).

Almost surely, 2^149912862503 is an apocalyptic number.

149912862503 is a deficient number, since it is larger than the sum of its proper divisors (1).

149912862503 is an equidigital number, since it uses as much as digits as its factorization.

149912862503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 149912862503 in words is "one hundred forty-nine billion, nine hundred twelve million, eight hundred sixty-two thousand, five hundred three".