1146451528 has 8 divisors (see below), whose sum is σ = 2149596630. Its totient is φ = 573225760.

The previous prime is 1146451511. The next prime is 1146451529. The reversal of 1146451528 is 8251546411.

It can be written as a sum of positive squares in only one way, i.e., 577056484 + 569395044 = 24022^2 + 23862^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1146451528² = 2628702212107069568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1146451529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71653213 + ... + 71653228.

Almost surely, 2^1146451528 is an apocalyptic number.

It is an amenable number.

1146451528 is a deficient number, since it is larger than the sum of its proper divisors (1003145102).

1146451528 is a wasteful number, since it uses less digits than its factorization.

1146451528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143306447 (or 143306443 counting only the distinct ones).

The product of its digits is 38400, while the sum is 37.

The square root of 1146451528 is about 33859.2901284123. The cubic root of 1146451528 is about 1046.6108495710.

Adding to 1146451528 its reverse (8251546411), we get a palindrome (9397997939).

The spelling of 1146451528 in words is "one billion, one hundred forty-six million, four hundred fifty-one thousand, five hundred twenty-eight".