151451406 has 24 divisors (see below), whose sum is σ = 331334640. Its totient is φ = 49993056.

The previous prime is 151451401. The next prime is 151451411. The reversal of 151451406 is 604154151.

151451406 is a `hidden beast` number, since 1 + 514 + 5 + 140 + 6 = 666.

151451406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (151451401) and next prime (151451411).

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 151451406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151451401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38991 + ... + 42698.

It is an arithmetic number, because the mean of its divisors is an integer number (13805610).

Almost surely, 2^151451406 is an apocalyptic number.

151451406 is an abundant number, since it is smaller than the sum of its proper divisors (179883234).

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

151451406 is a wasteful number, since it uses less digits than its factorization.

151451406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81800 (or 81797 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 151451406 is about 12306.5594704613. The cubic root of 151451406 is about 533.0375079059.

The spelling of 151451406 in words is "one hundred fifty-one million, four hundred fifty-one thousand, four hundred six".