70461553 has 2 divisors, whose sum is σ = 70461554. Its totient is φ = 70461552.

The previous prime is 70461541. The next prime is 70461569. The reversal of 70461553 is 35516407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63872064 + 6589489 = 7992^2 + 2567^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70461553 is a prime.

It is not a weakly prime, because it can be changed into another prime (70461353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35230776 + 35230777.

It is an arithmetic number, because the mean of its divisors is an integer number (35230777).

Almost surely, 2^70461553 is an apocalyptic number.

It is an amenable number.

70461553 is a deficient number, since it is larger than the sum of its proper divisors (1).

70461553 is an equidigital number, since it uses as much as digits as its factorization.

70461553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 70461553 is about 8394.1380141144. The cubic root of 70461553 is about 413.0323519185.

The spelling of 70461553 in words is "seventy million, four hundred sixty-one thousand, five hundred fifty-three".