101641245 has 16 divisors (see below), whose sum is σ = 162751680. Its totient is φ = 54166784.

The previous prime is 101641237. The next prime is 101641291. The reversal of 101641245 is 542146101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 101641245 - 2³ = 101641237 is a prime.

It is a Curzon number.

It is a congruent number.

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, 33637 + ... + 36533.

It is an arithmetic number, because the mean of its divisors is an integer number (10171980).

Almost surely, 2^101641245 is an apocalyptic number.

101641245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101641245 is a deficient number, since it is larger than the sum of its proper divisors (61110435).

101641245 is a wasteful number, since it uses less digits than its factorization.

101641245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5244.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 101641245 is about 10081.7282744577. The cubic root of 101641245 is about 466.6844446175.

Adding to 101641245 its reverse (542146101), we get a palindrome (643787346).

The spelling of 101641245 in words is "one hundred one million, six hundred forty-one thousand, two hundred forty-five".