46881451 has 4 divisors (see below), whose sum is σ = 47012400. Its totient is φ = 46750504.

The previous prime is 46881413. The next prime is 46881463. The reversal of 46881451 is 15418864.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46881451 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46881451.

It is not an unprimeable number, because it can be changed into a prime (46888451) 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, 64936 + ... + 65653.

It is an arithmetic number, because the mean of its divisors is an integer number (11753100).

Almost surely, 2^46881451 is an apocalyptic number.

46881451 is a deficient number, since it is larger than the sum of its proper divisors (130949).

46881451 is a wasteful number, since it uses less digits than its factorization.

46881451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130948.

The product of its digits is 30720, while the sum is 37.

The square root of 46881451 is about 6847.0030670360. The cubic root of 46881451 is about 360.5789321772.

The spelling of 46881451 in words is "forty-six million, eight hundred eighty-one thousand, four hundred fifty-one".