70317123 has 16 divisors (see below), whose sum is σ = 96422400. Its totient is φ = 45559136.

The previous prime is 70317101. The next prime is 70317127. The reversal of 70317123 is 32171307.

It is a cyclic number.

It is not a de Polignac number, because 70317123 - 2⁸ = 70316867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70317093 and 70317102.

It is not an unprimeable number, because it can be changed into a prime (70317127) 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 in 15 ways as a sum of consecutive naturals, for example, 19336 + ... + 22682.

It is an arithmetic number, because the mean of its divisors is an integer number (6026400).

Almost surely, 2^70317123 is an apocalyptic number.

70317123 is a deficient number, since it is larger than the sum of its proper divisors (26105277).

70317123 is a wasteful number, since it uses less digits than its factorization.

70317123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3546.

The product of its (nonzero) digits is 882, while the sum is 24.

The square root of 70317123 is about 8385.5305735535. The cubic root of 70317123 is about 412.7499517267.

The spelling of 70317123 in words is "seventy million, three hundred seventeen thousand, one hundred twenty-three".