146120402 has 4 divisors (see below), whose sum is σ = 219180606. Its totient is φ = 73060200.

The previous prime is 146120399. The next prime is 146120411. The reversal of 146120402 is 204021641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 140161921 + 5958481 = 11839^2 + 2441^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36530099 + ... + 36530102.

Almost surely, 2^146120402 is an apocalyptic number.

146120402 is a deficient number, since it is larger than the sum of its proper divisors (73060204).

146120402 is an equidigital number, since it uses as much as digits as its factorization.

146120402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73060203.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 146120402 is about 12088.0272170441. The cubic root of 146120402 is about 526.7084503694.

The spelling of 146120402 in words is "one hundred forty-six million, one hundred twenty thousand, four hundred two".