101962945 has 16 divisors (see below), whose sum is σ = 141925248. Its totient is φ = 68872320.

The previous prime is 101962943. The next prime is 101962967. The reversal of 101962945 is 549269101.

It is not a de Polignac number, because 101962945 - 2¹ = 101962943 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101962943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19396 + ... + 24085.

It is an arithmetic number, because the mean of its divisors is an integer number (8870328).

Almost surely, 2^101962945 is an apocalyptic number.

It is an amenable number.

101962945 is a deficient number, since it is larger than the sum of its proper divisors (39962303).

101962945 is an equidigital number, since it uses as much as digits as its factorization.

101962945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43560.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 101962945 is about 10097.6702758607. The cubic root of 101962945 is about 467.1762865248.

The spelling of 101962945 in words is "one hundred one million, nine hundred sixty-two thousand, nine hundred forty-five".