149336503 has 2 divisors, whose sum is σ = 149336504. Its totient is φ = 149336502.

The previous prime is 149336497. The next prime is 149336527. The reversal of 149336503 is 305633941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149336503 - 2¹⁷ = 149205431 is a prime.

It is a super-2 number, since 2×149336503² = 44602782256538018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149336543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74668251 + 74668252.

It is an arithmetic number, because the mean of its divisors is an integer number (74668252).

Almost surely, 2^149336503 is an apocalyptic number.

149336503 is a deficient number, since it is larger than the sum of its proper divisors (1).

149336503 is an equidigital number, since it uses as much as digits as its factorization.

149336503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 149336503 is about 12220.3315421473. The cubic root of 149336503 is about 530.5447146825.

The spelling of 149336503 in words is "one hundred forty-nine million, three hundred thirty-six thousand, five hundred three".