149203012 has 24 divisors (see below), whose sum is σ = 299206656. Its totient is φ = 63772608.

The previous prime is 149202997. The next prime is 149203013. The reversal of 149203012 is 210302941.

It is not an unprimeable number, because it can be changed into a prime (149203013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3768 + ... + 17680.

It is an arithmetic number, because the mean of its divisors is an integer number (12466944).

Almost surely, 2^149203012 is an apocalyptic number.

It is an amenable number.

149203012 is an abundant number, since it is smaller than the sum of its proper divisors (150003644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149203012 is a wasteful number, since it uses less digits than its factorization.

149203012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14307 (or 14305 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 149203012 is about 12214.8684806673. The cubic root of 149203012 is about 530.3865839815.

Adding to 149203012 its reverse (210302941), we get a palindrome (359505953).

The spelling of 149203012 in words is "one hundred forty-nine million, two hundred three thousand, twelve".