70461143 has 2 divisors, whose sum is σ = 70461144. Its totient is φ = 70461142.

The previous prime is 70461113. The next prime is 70461169. The reversal of 70461143 is 34116407.

It is an a-pointer prime, because the next prime (70461169) can be obtained adding 70461143 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70461143 - 2²² = 66266839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70461113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35230571 + 35230572.

It is an arithmetic number, because the mean of its divisors is an integer number (35230572).

Almost surely, 2^70461143 is an apocalyptic number.

70461143 is a deficient number, since it is larger than the sum of its proper divisors (1).

70461143 is an equidigital number, since it uses as much as digits as its factorization.

70461143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 70461143 is about 8394.1135922741. The cubic root of 70461143 is about 413.0315508027.

The spelling of 70461143 in words is "seventy million, four hundred sixty-one thousand, one hundred forty-three".