103453149 has 8 divisors (see below), whose sum is σ = 143934912. Its totient is φ = 65970080.

The previous prime is 103453139. The next prime is 103453153. The reversal of 103453149 is 941354301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103453149 - 2²¹ = 101355997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103453139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 749592 + ... + 749729.

It is an arithmetic number, because the mean of its divisors is an integer number (17991864).

Almost surely, 2^103453149 is an apocalyptic number.

It is an amenable number.

103453149 is a deficient number, since it is larger than the sum of its proper divisors (40481763).

103453149 is a wasteful number, since it uses less digits than its factorization.

103453149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499347.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 103453149 is about 10171.1921130220. The cubic root of 103453149 is about 469.4412387998.

The spelling of 103453149 in words is "one hundred three million, four hundred fifty-three thousand, one hundred forty-nine".