101400425 has 24 divisors (see below), whose sum is σ = 145740672. Its totient is φ = 68544000.

The previous prime is 101400389. The next prime is 101400433. The reversal of 101400425 is 524004101.

It is a de Polignac number, because none of the positive numbers 2^k-101400425 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8345 + ... + 16505.

It is an arithmetic number, because the mean of its divisors is an integer number (6072528).

Almost surely, 2^101400425 is an apocalyptic number.

It is an amenable number.

101400425 is a deficient number, since it is larger than the sum of its proper divisors (44340247).

101400425 is an equidigital number, since it uses as much as digits as its factorization.

101400425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8249 (or 8244 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 101400425 is about 10069.7778029110. Note that the first 3 decimals coincide. The cubic root of 101400425 is about 466.3155791865.

Adding to 101400425 its reverse (524004101), we get a palindrome (625404526).

The spelling of 101400425 in words is "one hundred one million, four hundred thousand, four hundred twenty-five".