70541413 has 2 divisors, whose sum is σ = 70541414. Its totient is φ = 70541412.

The previous prime is 70541377. The next prime is 70541431. The reversal of 70541413 is 31414507.

Together with next prime (70541431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58721569 + 11819844 = 7663^2 + 3438^2 .

It is an emirp because it is prime and its reverse (31414507) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70541413 - 2²⁵ = 36986981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70541453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35270706 + 35270707.

It is an arithmetic number, because the mean of its divisors is an integer number (35270707).

Almost surely, 2^70541413 is an apocalyptic number.

It is an amenable number.

70541413 is a deficient number, since it is larger than the sum of its proper divisors (1).

70541413 is an equidigital number, since it uses as much as digits as its factorization.

70541413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 70541413 is about 8398.8935580825. The cubic root of 70541413 is about 413.1883344300.

The spelling of 70541413 in words is "seventy million, five hundred forty-one thousand, four hundred thirteen".