745425147 has 16 divisors (see below), whose sum is σ = 1047391488. Its totient is φ = 470632800.

The previous prime is 745425143. The next prime is 745425173. The reversal of 745425147 is 741524547.

It is not a de Polignac number, because 745425147 - 2² = 745425143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (745425143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46513 + ... + 60450.

It is an arithmetic number, because the mean of its divisors is an integer number (65461968).

Almost surely, 2^745425147 is an apocalyptic number.

745425147 is a deficient number, since it is larger than the sum of its proper divisors (301966341).

745425147 is a wasteful number, since it uses less digits than its factorization.

745425147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107090.

The product of its digits is 156800, while the sum is 39.

The square root of 745425147 is about 27302.4751075795. The cubic root of 745425147 is about 906.7091809079.

The spelling of 745425147 in words is "seven hundred forty-five million, four hundred twenty-five thousand, one hundred forty-seven".