70381433 has 2 divisors, whose sum is σ = 70381434. Its totient is φ = 70381432.

The previous prime is 70381397. The next prime is 70381481. The reversal of 70381433 is 33418307.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37982569 + 32398864 = 6163^2 + 5692^2 .

It is a cyclic number.

It is not a de Polignac number, because 70381433 - 2⁸ = 70381177 is a prime.

It is a super-2 number, since 2×70381433² = 9907092222266978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70381396 and 70381405.

It is not a weakly prime, because it can be changed into another prime (70381483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35190716 + 35190717.

It is an arithmetic number, because the mean of its divisors is an integer number (35190717).

Almost surely, 2^70381433 is an apocalyptic number.

It is an amenable number.

70381433 is a deficient number, since it is larger than the sum of its proper divisors (1).

70381433 is an equidigital number, since it uses as much as digits as its factorization.

70381433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 70381433 is about 8389.3642786566. The cubic root of 70381433 is about 412.8757430952.

The spelling of 70381433 in words is "seventy million, three hundred eighty-one thousand, four hundred thirty-three".