900737947 has 2 divisors, whose sum is σ = 900737948. Its totient is φ = 900737946.

The previous prime is 900737927. The next prime is 900738001. The reversal of 900737947 is 749737009.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-900737947 is a prime.

It is a super-2 number, since 2×900737947² = 1622657698331549618, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 900737897 and 900737906.

It is not a weakly prime, because it can be changed into another prime (900737927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450368973 + 450368974.

It is an arithmetic number, because the mean of its divisors is an integer number (450368974).

Almost surely, 2^900737947 is an apocalyptic number.

900737947 is a deficient number, since it is larger than the sum of its proper divisors (1).

900737947 is an equidigital number, since it uses as much as digits as its factorization.

900737947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 333396, while the sum is 46.

The square root of 900737947 is about 30012.2965965619. The cubic root of 900737947 is about 965.7531939956.

The spelling of 900737947 in words is "nine hundred million, seven hundred thirty-seven thousand, nine hundred forty-seven".