100625448947 has 2 divisors, whose sum is σ = 100625448948. Its totient is φ = 100625448946.

The previous prime is 100625448941. The next prime is 100625448961. The reversal of 100625448947 is 749844526001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100625448947 - 2¹² = 100625444851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100625448895 and 100625448904.

It is not a weakly prime, because it can be changed into another prime (100625448941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50312724473 + 50312724474.

It is an arithmetic number, because the mean of its divisors is an integer number (50312724474).

Almost surely, 2^100625448947 is an apocalyptic number.

100625448947 is a deficient number, since it is larger than the sum of its proper divisors (1).

100625448947 is an equidigital number, since it uses as much as digits as its factorization.

100625448947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 100625448947 in words is "one hundred billion, six hundred twenty-five million, four hundred forty-eight thousand, nine hundred forty-seven".