1254545164 has 6 divisors (see below), whose sum is σ = 2195454044. Its totient is φ = 627272580.

The previous prime is 1254545161. The next prime is 1254545213. The reversal of 1254545164 is 4615454521.

It is not an unprimeable number, because it can be changed into a prime (1254545161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156818142 + ... + 156818149.

Almost surely, 2^1254545164 is an apocalyptic number.

It is an amenable number.

1254545164 is a deficient number, since it is larger than the sum of its proper divisors (940908880).

1254545164 is a wasteful number, since it uses less digits than its factorization.

1254545164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313636295 (or 313636293 counting only the distinct ones).

The product of its digits is 96000, while the sum is 37.

The square root of 1254545164 is about 35419.5590599318. The cubic root of 1254545164 is about 1078.5214002513.

Adding to 1254545164 its reverse (4615454521), we get a palindrome (5869999685).

The spelling of 1254545164 in words is "one billion, two hundred fifty-four million, five hundred forty-five thousand, one hundred sixty-four".