725154047 has 2 divisors, whose sum is σ = 725154048. Its totient is φ = 725154046.

The previous prime is 725153993. The next prime is 725154103. The reversal of 725154047 is 740451527.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 725154047 - 2⁶ = 725153983 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 725153998 and 725154016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (725124047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362577023 + 362577024.

It is an arithmetic number, because the mean of its divisors is an integer number (362577024).

Almost surely, 2^725154047 is an apocalyptic number.

725154047 is a deficient number, since it is larger than the sum of its proper divisors (1).

725154047 is an equidigital number, since it uses as much as digits as its factorization.

725154047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39200, while the sum is 35.

The square root of 725154047 is about 26928.6844647116. The cubic root of 725154047 is about 898.4145118516.

The spelling of 725154047 in words is "seven hundred twenty-five million, one hundred fifty-four thousand, forty-seven".