103056731 has 2 divisors, whose sum is σ = 103056732. Its totient is φ = 103056730.

The previous prime is 103056719. The next prime is 103056769. The reversal of 103056731 is 137650301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103056731 is a prime.

It is a super-2 number, since 2×103056731² = 21241379608812722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103056731.

It is not a weakly prime, because it can be changed into another prime (103056781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51528365 + 51528366.

It is an arithmetic number, because the mean of its divisors is an integer number (51528366).

Almost surely, 2^103056731 is an apocalyptic number.

103056731 is a deficient number, since it is larger than the sum of its proper divisors (1).

103056731 is an equidigital number, since it uses as much as digits as its factorization.

103056731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 103056731 is about 10151.6861161090. The cubic root of 103056731 is about 468.8408602299.

The spelling of 103056731 in words is "one hundred three million, fifty-six thousand, seven hundred thirty-one".