1254495445 has 16 divisors (see below), whose sum is σ = 1775950848. Its totient is φ = 832475520.

The previous prime is 1254495419. The next prime is 1254495479. The reversal of 1254495445 is 5445944521.

It is not a de Polignac number, because 1254495445 - 2¹⁹ = 1253971157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 577024 + ... + 579193.

It is an arithmetic number, because the mean of its divisors is an integer number (110996928).

Almost surely, 2^1254495445 is an apocalyptic number.

It is an amenable number.

1254495445 is a deficient number, since it is larger than the sum of its proper divisors (521455403).

1254495445 is a wasteful number, since it uses less digits than its factorization.

1254495445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156260.

The product of its digits is 576000, while the sum is 43.

The square root of 1254495445 is about 35418.8571950028. The cubic root of 1254495445 is about 1078.5071524013.

The spelling of 1254495445 in words is "one billion, two hundred fifty-four million, four hundred ninety-five thousand, four hundred forty-five".