101294881 has 2 divisors, whose sum is σ = 101294882. Its totient is φ = 101294880.

The previous prime is 101294813. The next prime is 101294911. The reversal of 101294881 is 188492101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63361600 + 37933281 = 7960^2 + 6159^2 .

It is a cyclic number.

It is not a de Polignac number, because 101294881 - 2¹¹ = 101292833 is a prime.

It is a super-2 number, since 2×101294881² = 20521305833608322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101294801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50647440 + 50647441.

It is an arithmetic number, because the mean of its divisors is an integer number (50647441).

Almost surely, 2^101294881 is an apocalyptic number.

It is an amenable number.

101294881 is a deficient number, since it is larger than the sum of its proper divisors (1).

101294881 is an equidigital number, since it uses as much as digits as its factorization.

101294881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 34.

The square root of 101294881 is about 10064.5358064841. The cubic root of 101294881 is about 466.1537327334.

The spelling of 101294881 in words is "one hundred one million, two hundred ninety-four thousand, eight hundred eighty-one".