56740003 has 2 divisors, whose sum is σ = 56740004. Its totient is φ = 56740002.

The previous prime is 56739989. The next prime is 56740009. The reversal of 56740003 is 30004765.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56740003 - 2⁵ = 56739971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56740003.

It is not a weakly prime, because it can be changed into another prime (56740009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28370001 + 28370002.

It is an arithmetic number, because the mean of its divisors is an integer number (28370002).

Almost surely, 2^56740003 is an apocalyptic number.

56740003 is a deficient number, since it is larger than the sum of its proper divisors (1).

56740003 is an equidigital number, since it uses as much as digits as its factorization.

56740003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 56740003 is about 7532.5960332411. The cubic root of 56740003 is about 384.2640757146.

Adding to 56740003 its reverse (30004765), we get a palindrome (86744768).

The spelling of 56740003 in words is "fifty-six million, seven hundred forty thousand, three".