345525413 has 2 divisors, whose sum is σ = 345525414. Its totient is φ = 345525412.

The previous prime is 345525379. The next prime is 345525451. The reversal of 345525413 is 314525543.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 303560929 + 41964484 = 17423^2 + 6478^2 .

It is a cyclic number.

It is not a de Polignac number, because 345525413 - 2⁸ = 345525157 is a prime.

It is a super-2 number, since 2×345525413² = 238775622057641138, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345525413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345525913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172762706 + 172762707.

It is an arithmetic number, because the mean of its divisors is an integer number (172762707).

Almost surely, 2^345525413 is an apocalyptic number.

It is an amenable number.

345525413 is a deficient number, since it is larger than the sum of its proper divisors (1).

345525413 is an equidigital number, since it uses as much as digits as its factorization.

345525413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 32.

The square root of 345525413 is about 18588.3138826522. The cubic root of 345525413 is about 701.7137688835.

The spelling of 345525413 in words is "three hundred forty-five million, five hundred twenty-five thousand, four hundred thirteen".