70407037 has 2 divisors, whose sum is σ = 70407038. Its totient is φ = 70407036.

The previous prime is 70407031. The next prime is 70407049. The reversal of 70407037 is 73070407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38019556 + 32387481 = 6166^2 + 5691^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70407037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70406996 and 70407014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70407031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35203518 + 35203519.

It is an arithmetic number, because the mean of its divisors is an integer number (35203519).

Almost surely, 2^70407037 is an apocalyptic number.

It is an amenable number.

70407037 is a deficient number, since it is larger than the sum of its proper divisors (1).

70407037 is an equidigital number, since it uses as much as digits as its factorization.

70407037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4116, while the sum is 28.

The square root of 70407037 is about 8390.8901196476. The cubic root of 70407037 is about 412.9258035938.

The spelling of 70407037 in words is "seventy million, four hundred seven thousand, thirty-seven".