151431270 has 16 divisors (see below), whose sum is σ = 363435120. Its totient is φ = 40381664.

The previous prime is 151431263. The next prime is 151431271. The reversal of 151431270 is 72134151.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 151431270.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151431271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2523825 + ... + 2523884.

It is an arithmetic number, because the mean of its divisors is an integer number (22714695).

Almost surely, 2^151431270 is an apocalyptic number.

151431270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151431270 is an abundant number, since it is smaller than the sum of its proper divisors (212003850).

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

151431270 is a wasteful number, since it uses less digits than its factorization.

151431270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5047719.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 151431270 is about 12305.7413429667. The cubic root of 151431270 is about 533.0138837850.

The spelling of 151431270 in words is "one hundred fifty-one million, four hundred thirty-one thousand, two hundred seventy".