149732503 has 2 divisors, whose sum is σ = 149732504. Its totient is φ = 149732502.

The previous prime is 149732489. The next prime is 149732509. The reversal of 149732503 is 305237941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149732503 - 2⁹ = 149731991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149732509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74866251 + 74866252.

It is an arithmetic number, because the mean of its divisors is an integer number (74866252).

Almost surely, 2^149732503 is an apocalyptic number.

149732503 is a deficient number, since it is larger than the sum of its proper divisors (1).

149732503 is an equidigital number, since it uses as much as digits as its factorization.

149732503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 149732503 is about 12236.5233215975. The cubic root of 149732503 is about 531.0132544573.

The spelling of 149732503 in words is "one hundred forty-nine million, seven hundred thirty-two thousand, five hundred three".