146180401 has 2 divisors, whose sum is σ = 146180402. Its totient is φ = 146180400.

The previous prime is 146180393. The next prime is 146180443. The reversal of 146180401 is 104081641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94556176 + 51624225 = 9724^2 + 7185^2 .

It is a cyclic number.

It is not a de Polignac number, because 146180401 - 2³ = 146180393 is a prime.

It is not a weakly prime, because it can be changed into another prime (146180101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73090200 + 73090201.

It is an arithmetic number, because the mean of its divisors is an integer number (73090201).

Almost surely, 2^146180401 is an apocalyptic number.

It is an amenable number.

146180401 is a deficient number, since it is larger than the sum of its proper divisors (1).

146180401 is an equidigital number, since it uses as much as digits as its factorization.

146180401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 146180401 is about 12090.5087155173. The cubic root of 146180401 is about 526.7805316929.

The spelling of 146180401 in words is "one hundred forty-six million, one hundred eighty thousand, four hundred one".