101453403 has 4 divisors (see below), whose sum is σ = 135271208. Its totient is φ = 67635600.

The previous prime is 101453381. The next prime is 101453411. The reversal of 101453403 is 304354101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 101453403 - 2¹² = 101449307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101453403.

It is not an unprimeable number, because it can be changed into a prime (101453413) 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, 16908898 + ... + 16908903.

It is an arithmetic number, because the mean of its divisors is an integer number (33817802).

Almost surely, 2^101453403 is an apocalyptic number.

101453403 is a deficient number, since it is larger than the sum of its proper divisors (33817805).

101453403 is an equidigital number, since it uses as much as digits as its factorization.

101453403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33817804.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 101453403 is about 10072.4080040475. The cubic root of 101453403 is about 466.3967759717.

The spelling of 101453403 in words is "one hundred one million, four hundred fifty-three thousand, four hundred three".