70367321 has 2 divisors, whose sum is σ = 70367322. Its totient is φ = 70367320.

The previous prime is 70367309. The next prime is 70367333. The reversal of 70367321 is 12376307.

It is a balanced prime because it is at equal distance from previous prime (70367309) and next prime (70367333).

It can be written as a sum of positive squares in only one way, i.e., 53875600 + 16491721 = 7340^2 + 4061^2 .

It is a cyclic number.

It is not a de Polignac number, because 70367321 - 2⁶ = 70367257 is a prime.

It is not a weakly prime, because it can be changed into another prime (70367351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35183660 + 35183661.

It is an arithmetic number, because the mean of its divisors is an integer number (35183661).

Almost surely, 2^70367321 is an apocalyptic number.

It is an amenable number.

70367321 is a deficient number, since it is larger than the sum of its proper divisors (1).

70367321 is an equidigital number, since it uses as much as digits as its factorization.

70367321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 70367321 is about 8388.5231715720. The cubic root of 70367321 is about 412.8481463665.

The spelling of 70367321 in words is "seventy million, three hundred sixty-seven thousand, three hundred twenty-one".