70503673 has 2 divisors, whose sum is σ = 70503674. Its totient is φ = 70503672.

The previous prime is 70503647. The next prime is 70503677. The reversal of 70503673 is 37630507.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70023424 + 480249 = 8368^2 + 693^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70503673 is a prime.

It is not a weakly prime, because it can be changed into another prime (70503677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35251836 + 35251837.

It is an arithmetic number, because the mean of its divisors is an integer number (35251837).

Almost surely, 2^70503673 is an apocalyptic number.

It is an amenable number.

70503673 is a deficient number, since it is larger than the sum of its proper divisors (1).

70503673 is an equidigital number, since it uses as much as digits as its factorization.

70503673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13230, while the sum is 31.

The square root of 70503673 is about 8396.6465329916. The cubic root of 70503673 is about 413.1146353606.

The spelling of 70503673 in words is "seventy million, five hundred three thousand, six hundred seventy-three".