146751965 has 16 divisors (see below), whose sum is σ = 180002736. Its totient is φ = 114816000.

The previous prime is 146751961. The next prime is 146751967. The reversal of 146751965 is 569157641.

It can be written as a sum of positive squares in 8 ways, for example, as 18541636 + 128210329 = 4306^2 + 11323^2 .

It is not a de Polignac number, because 146751965 - 2² = 146751961 is a prime.

It is a super-2 number, since 2×146751965² = 43072278462722450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146751961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105575 + ... + 106955.

It is an arithmetic number, because the mean of its divisors is an integer number (11250171).

Almost surely, 2^146751965 is an apocalyptic number.

It is an amenable number.

146751965 is a deficient number, since it is larger than the sum of its proper divisors (33250771).

146751965 is a wasteful number, since it uses less digits than its factorization.

146751965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840.

The product of its digits is 226800, while the sum is 44.

The square root of 146751965 is about 12114.1225435440. The cubic root of 146751965 is about 527.4662077886.

The spelling of 146751965 in words is "one hundred forty-six million, seven hundred fifty-one thousand, nine hundred sixty-five".