149962499 has 2 divisors, whose sum is σ = 149962500. Its totient is φ = 149962498.

The previous prime is 149962487. The next prime is 149962577. The reversal of 149962499 is 994269941.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149962499 - 2²⁰ = 148913923 is a prime.

It is a super-2 number, since 2×149962499² = 44977502212650002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 149962499.

It is not a weakly prime, because it can be changed into another prime (149962409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74981249 + 74981250.

It is an arithmetic number, because the mean of its divisors is an integer number (74981250).

Almost surely, 2^149962499 is an apocalyptic number.

149962499 is a deficient number, since it is larger than the sum of its proper divisors (1).

149962499 is an equidigital number, since it uses as much as digits as its factorization.

149962499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1259712, while the sum is 53.

The square root of 149962499 is about 12245.9176463016. The cubic root of 149962499 is about 531.2850022797.

The spelling of 149962499 in words is "one hundred forty-nine million, nine hundred sixty-two thousand, four hundred ninety-nine".