95378021 has 2 divisors, whose sum is σ = 95378022. Its totient is φ = 95378020.

The previous prime is 95378011. The next prime is 95378053. The reversal of 95378021 is 12087359.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48455521 + 46922500 = 6961^2 + 6850^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-95378021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (95378011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47689010 + 47689011.

It is an arithmetic number, because the mean of its divisors is an integer number (47689011).

Almost surely, 2^95378021 is an apocalyptic number.

It is an amenable number.

95378021 is a deficient number, since it is larger than the sum of its proper divisors (1).

95378021 is an equidigital number, since it uses as much as digits as its factorization.

95378021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 95378021 is about 9766.1671601504. The cubic root of 95378021 is about 456.8946811555.

The spelling of 95378021 in words is "ninety-five million, three hundred seventy-eight thousand, twenty-one".