146121499 has 8 divisors (see below), whose sum is σ = 150050880. Its totient is φ = 142209600.

The previous prime is 146121491. The next prime is 146121527. The reversal of 146121499 is 994121641.

146121499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 146121499 - 2³ = 146121491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146121491) 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, 13537 + ... + 21805.

It is an arithmetic number, because the mean of its divisors is an integer number (18756360).

Almost surely, 2^146121499 is an apocalyptic number.

146121499 is a deficient number, since it is larger than the sum of its proper divisors (3929381).

146121499 is an equidigital number, since it uses as much as digits as its factorization.

146121499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8741.

The product of its digits is 15552, while the sum is 37.

The square root of 146121499 is about 12088.0725924359. The cubic root of 146121499 is about 526.7097684553.

The spelling of 146121499 in words is "one hundred forty-six million, one hundred twenty-one thousand, four hundred ninety-nine".