725154103 has 2 divisors, whose sum is σ = 725154104. Its totient is φ = 725154102.

The previous prime is 725154047. The next prime is 725154113. The reversal of 725154103 is 301451527.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 725154103 - 2¹⁷ = 725023031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (725154113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362577051 + 362577052.

It is an arithmetic number, because the mean of its divisors is an integer number (362577052).

Almost surely, 2^725154103 is an apocalyptic number.

725154103 is a deficient number, since it is larger than the sum of its proper divisors (1).

725154103 is an equidigital number, since it uses as much as digits as its factorization.

725154103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 725154103 is about 26928.6855044950. The cubic root of 725154103 is about 898.4145349783.

The spelling of 725154103 in words is "seven hundred twenty-five million, one hundred fifty-four thousand, one hundred three".