151813343 has 4 divisors (see below), whose sum is σ = 165614568. Its totient is φ = 138012120.

The previous prime is 151813339. The next prime is 151813367. The reversal of 151813343 is 343318151.

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 151813343 - 2² = 151813339 is a prime.

It is a super-2 number, since 2×151813343² = 46094582225671298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151813303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6900596 + ... + 6900617.

It is an arithmetic number, because the mean of its divisors is an integer number (41403642).

Almost surely, 2^151813343 is an apocalyptic number.

151813343 is a deficient number, since it is larger than the sum of its proper divisors (13801225).

151813343 is a wasteful number, since it uses less digits than its factorization.

151813343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13801224.

The product of its digits is 4320, while the sum is 29.

The square root of 151813343 is about 12321.2557395746. The cubic root of 151813343 is about 533.4617859436.

The spelling of 151813343 in words is "one hundred fifty-one million, eight hundred thirteen thousand, three hundred forty-three".