146316631 has 8 divisors (see below), whose sum is σ = 147296160. Its totient is φ = 145340832.

The previous prime is 146316619. The next prime is 146316641. The reversal of 146316631 is 136613641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146316631 - 2⁷ = 146316503 is a prime.

It is a super-2 number, since 2×146316631² = 42817113014380322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146316593 and 146316602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146316641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133321 + ... + 134413.

It is an arithmetic number, because the mean of its divisors is an integer number (18412020).

Almost surely, 2^146316631 is an apocalyptic number.

146316631 is a deficient number, since it is larger than the sum of its proper divisors (979529).

146316631 is a wasteful number, since it uses less digits than its factorization.

146316631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1865.

The product of its digits is 7776, while the sum is 31.

The square root of 146316631 is about 12096.1411615440. The cubic root of 146316631 is about 526.9441218643.

The spelling of 146316631 in words is "one hundred forty-six million, three hundred sixteen thousand, six hundred thirty-one".