146525413 has 2 divisors, whose sum is σ = 146525414. Its totient is φ = 146525412.

The previous prime is 146525399. The next prime is 146525419. The reversal of 146525413 is 314525641.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80964004 + 65561409 = 8998^2 + 8097^2 .

It is a cyclic number.

It is not a de Polignac number, because 146525413 - 2¹³ = 146517221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146525419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73262706 + 73262707.

It is an arithmetic number, because the mean of its divisors is an integer number (73262707).

Almost surely, 2^146525413 is an apocalyptic number.

It is an amenable number.

146525413 is a deficient number, since it is larger than the sum of its proper divisors (1).

146525413 is an equidigital number, since it uses as much as digits as its factorization.

146525413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 31.

The square root of 146525413 is about 12104.7681927412. The cubic root of 146525413 is about 527.1946382960.

The spelling of 146525413 in words is "one hundred forty-six million, five hundred twenty-five thousand, four hundred thirteen".