70853459 has 2 divisors, whose sum is σ = 70853460. Its totient is φ = 70853458.

The previous prime is 70853437. The next prime is 70853473. The reversal of 70853459 is 95435807.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70853459 is a prime.

It is not a weakly prime, because it can be changed into another prime (70853659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35426729 + 35426730.

It is an arithmetic number, because the mean of its divisors is an integer number (35426730).

Almost surely, 2^70853459 is an apocalyptic number.

70853459 is a deficient number, since it is larger than the sum of its proper divisors (1).

70853459 is an equidigital number, since it uses as much as digits as its factorization.

70853459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 70853459 is about 8417.4496731492. The cubic root of 70853459 is about 413.7966962931.

The spelling of 70853459 in words is "seventy million, eight hundred fifty-three thousand, four hundred fifty-nine".