151229340 has 36 divisors (see below), whose sum is σ = 458729544. Its totient is φ = 40327776.

The previous prime is 151229339. The next prime is 151229357. The reversal of 151229340 is 43922151.

151229340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 419902 + ... + 420261.

Almost surely, 2^151229340 is an apocalyptic number.

151229340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151229340 is an abundant number, since it is smaller than the sum of its proper divisors (307500204).

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

151229340 is a wasteful number, since it uses less digits than its factorization.

151229340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840178 (or 840173 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 151229340 is about 12297.5338991198. The cubic root of 151229340 is about 532.7768579484.

The spelling of 151229340 in words is "one hundred fifty-one million, two hundred twenty-nine thousand, three hundred forty".