70950403 has 2 divisors, whose sum is σ = 70950404. Its totient is φ = 70950402.

The previous prime is 70950361. The next prime is 70950431. The reversal of 70950403 is 30405907.

It is an a-pointer prime, because the next prime (70950431) can be obtained adding 70950403 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70950403 is a prime.

It is not a weakly prime, because it can be changed into another prime (70950433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35475201 + 35475202.

It is an arithmetic number, because the mean of its divisors is an integer number (35475202).

Almost surely, 2^70950403 is an apocalyptic number.

70950403 is a deficient number, since it is larger than the sum of its proper divisors (1).

70950403 is an equidigital number, since it uses as much as digits as its factorization.

70950403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 70950403 is about 8423.2062185370. The cubic root of 70950403 is about 413.9853336384.

The spelling of 70950403 in words is "seventy million, nine hundred fifty thousand, four hundred three".