70751479 has 2 divisors, whose sum is σ = 70751480. Its totient is φ = 70751478.

The previous prime is 70751431. The next prime is 70751507. The reversal of 70751479 is 97415707.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70751479 - 2¹¹ = 70749431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70751419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35375739 + 35375740.

It is an arithmetic number, because the mean of its divisors is an integer number (35375740).

Almost surely, 2^70751479 is an apocalyptic number.

70751479 is a deficient number, since it is larger than the sum of its proper divisors (1).

70751479 is an equidigital number, since it uses as much as digits as its factorization.

70751479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61740, while the sum is 40.

The square root of 70751479 is about 8411.3898375952. The cubic root of 70751479 is about 413.5980739079.

The spelling of 70751479 in words is "seventy million, seven hundred fifty-one thousand, four hundred seventy-nine".