149610403 has 4 divisors (see below), whose sum is σ = 149948568. Its totient is φ = 149272240.

The previous prime is 149610401. The next prime is 149610407. The reversal of 149610403 is 304016941.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 149610403 - 2¹ = 149610401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149610401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168418 + ... + 169303.

It is an arithmetic number, because the mean of its divisors is an integer number (37487142).

Almost surely, 2^149610403 is an apocalyptic number.

149610403 is a deficient number, since it is larger than the sum of its proper divisors (338165).

149610403 is an equidigital number, since it uses as much as digits as its factorization.

149610403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338164.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 149610403 is about 12231.5331418428. The cubic root of 149610403 is about 530.8688762076.

The spelling of 149610403 in words is "one hundred forty-nine million, six hundred ten thousand, four hundred three".