146899957 has 8 divisors (see below), whose sum is σ = 151837056. Its totient is φ = 142038432.

The previous prime is 146899937. The next prime is 146899967. The reversal of 146899957 is 759998641.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146899957 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 (146899937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14928 + ... + 22729.

It is an arithmetic number, because the mean of its divisors is an integer number (18979632).

Almost surely, 2^146899957 is an apocalyptic number.

It is an amenable number.

146899957 is a deficient number, since it is larger than the sum of its proper divisors (4937099).

146899957 is an equidigital number, since it uses as much as digits as its factorization.

146899957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37787.

The product of its digits is 4898880, while the sum is 58.

The square root of 146899957 is about 12120.2292470068. The cubic root of 146899957 is about 527.6434559629.

The spelling of 146899957 in words is "one hundred forty-six million, eight hundred ninety-nine thousand, nine hundred fifty-seven".