103512453 has 16 divisors (see below), whose sum is σ = 150758400. Its totient is φ = 62653680.

The previous prime is 103512449. The next prime is 103512457. The reversal of 103512453 is 354215301.

It is an interprime number because it is at equal distance from previous prime (103512449) and next prime (103512457).

It is not a de Polignac number, because 103512453 - 2² = 103512449 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103512457) 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, 32778 + ... + 35796.

It is an arithmetic number, because the mean of its divisors is an integer number (9422400).

Almost surely, 2^103512453 is an apocalyptic number.

It is an amenable number.

103512453 is a deficient number, since it is larger than the sum of its proper divisors (47245947).

103512453 is a wasteful number, since it uses less digits than its factorization.

103512453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4072.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 103512453 is about 10174.1069878393. The cubic root of 103512453 is about 469.5309232786.

Adding to 103512453 its reverse (354215301), we get a palindrome (457727754).

The spelling of 103512453 in words is "one hundred three million, five hundred twelve thousand, four hundred fifty-three".