101641345 has 16 divisors (see below), whose sum is σ = 133318080. Its totient is φ = 73934784.

The previous prime is 101641339. The next prime is 101641361. The reversal of 101641345 is 543146101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101641345 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7315 + ... + 16024.

It is an arithmetic number, because the mean of its divisors is an integer number (8332380).

Almost surely, 2^101641345 is an apocalyptic number.

It is an amenable number.

101641345 is a deficient number, since it is larger than the sum of its proper divisors (31676735).

101641345 is a wasteful number, since it uses less digits than its factorization.

101641345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23424.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 101641345 is about 10081.7332339236. The cubic root of 101641345 is about 466.6845976670.

Adding to 101641345 its reverse (543146101), we get a palindrome (644787446).

The spelling of 101641345 in words is "one hundred one million, six hundred forty-one thousand, three hundred forty-five".