101412345 has 16 divisors (see below), whose sum is σ = 162594432. Its totient is φ = 53975040.

The previous prime is 101412343. The next prime is 101412349. The reversal of 101412345 is 543214101.

It is not a de Polignac number, because 101412345 - 2¹ = 101412343 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (101412343) 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, 825 + ... + 14265.

It is an arithmetic number, because the mean of its divisors is an integer number (10162152).

Almost surely, 2^101412345 is an apocalyptic number.

101412345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101412345 is a deficient number, since it is larger than the sum of its proper divisors (61182087).

101412345 is a wasteful number, since it uses less digits than its factorization.

101412345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13952.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 101412345 is about 10070.3696555787. The cubic root of 101412345 is about 466.3338508519. Note that the first 3 decimals are identical.

Adding to 101412345 its reverse (543214101), we get a palindrome (644626446).

The spelling of 101412345 in words is "one hundred one million, four hundred twelve thousand, three hundred forty-five".