70740403 has 2 divisors, whose sum is σ = 70740404. Its totient is φ = 70740402.

The previous prime is 70740391. The next prime is 70740413. The reversal of 70740403 is 30404707.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70740403 - 2⁹ = 70739891 is a prime.

It is not a weakly prime, because it can be changed into another prime (70740413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35370201 + 35370202.

It is an arithmetic number, because the mean of its divisors is an integer number (35370202).

Almost surely, 2^70740403 is an apocalyptic number.

70740403 is a deficient number, since it is larger than the sum of its proper divisors (1).

70740403 is an equidigital number, since it uses as much as digits as its factorization.

70740403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 70740403 is about 8410.7314188482. The cubic root of 70740403 is about 413.5764901361.

The spelling of 70740403 in words is "seventy million, seven hundred forty thousand, four hundred three".