1254001125 has 96 divisors (see below), whose sum is σ = 2313073152. Its totient is φ = 602784000.

The previous prime is 1254001103. The next prime is 1254001127. The reversal of 1254001125 is 5211004521.

It is not a de Polignac number, because 1254001125 - 2¹² = 1253997029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254001127) 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 95 ways as a sum of consecutive naturals, for example, 2978415 + ... + 2978835.

It is an arithmetic number, because the mean of its divisors is an integer number (24094512).

Almost surely, 2^1254001125 is an apocalyptic number.

1254001125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1254001125 is a deficient number, since it is larger than the sum of its proper divisors (1059072027).

1254001125 is a wasteful number, since it uses less digits than its factorization.

1254001125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1254001125 is about 35411.8783037556. The cubic root of 1254001125 is about 1078.3654758685.

Adding to 1254001125 its reverse (5211004521), we get a palindrome (6465005646).

The spelling of 1254001125 in words is "one billion, two hundred fifty-four million, one thousand, one hundred twenty-five".