101056451 has 4 divisors (see below), whose sum is σ = 101076600. Its totient is φ = 101036304.

The previous prime is 101056447. The next prime is 101056453. The reversal of 101056451 is 154650101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 154650101 = 19 ⋅8139479.

It is a cyclic number.

It is not a de Polignac number, because 101056451 - 2² = 101056447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101056453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4055 + ... + 14783.

It is an arithmetic number, because the mean of its divisors is an integer number (25269150).

Almost surely, 2^101056451 is an apocalyptic number.

101056451 is a deficient number, since it is larger than the sum of its proper divisors (20149).

101056451 is an equidigital number, since it uses as much as digits as its factorization.

101056451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20148.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 101056451 is about 10052.6837710136. The cubic root of 101056451 is about 465.7876979356.

The spelling of 101056451 in words is "one hundred one million, fifty-six thousand, four hundred fifty-one".