46215151 has 4 divisors (see below), whose sum is σ = 46290672. Its totient is φ = 46139632.

The previous prime is 46215139. The next prime is 46215161. The reversal of 46215151 is 15151264.

It is a happy number.

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 46215151 - 2⁷ = 46215023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46215101) 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, 36835 + ... + 38068.

It is an arithmetic number, because the mean of its divisors is an integer number (11572668).

Almost surely, 2^46215151 is an apocalyptic number.

46215151 is a deficient number, since it is larger than the sum of its proper divisors (75521).

46215151 is an equidigital number, since it uses as much as digits as its factorization.

46215151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75520.

The product of its digits is 1200, while the sum is 25.

The square root of 46215151 is about 6798.1726221096. The cubic root of 46215151 is about 358.8625389626.

The spelling of 46215151 in words is "forty-six million, two hundred fifteen thousand, one hundred fifty-one".