149214433 has 4 divisors (see below), whose sum is σ = 149239728. Its totient is φ = 149189140.

The previous prime is 149214419. The next prime is 149214449. The reversal of 149214433 is 334412941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 149214433 - 2¹³ = 149206241 is a prime.

It is a super-2 number, since 2×149214433² = 44529894031022978, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 149214395 and 149214404.

It is not an unprimeable number, because it can be changed into a prime (149212433) 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 in 3 ways as a sum of consecutive naturals, for example, 1410 + ... + 17332.

It is an arithmetic number, because the mean of its divisors is an integer number (37309932).

Almost surely, 2^149214433 is an apocalyptic number.

It is an amenable number.

149214433 is a deficient number, since it is larger than the sum of its proper divisors (25295).

149214433 is an equidigital number, since it uses as much as digits as its factorization.

149214433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25294.

The product of its digits is 10368, while the sum is 31.

The square root of 149214433 is about 12215.3359757315. The cubic root of 149214433 is about 530.4001167526.

The spelling of 149214433 in words is "one hundred forty-nine million, two hundred fourteen thousand, four hundred thirty-three".