1046400525 has 72 divisors (see below), whose sum is σ = 2028411840. Its totient is φ = 533744640.

The previous prime is 1046400497. The next prime is 1046400611. The reversal of 1046400525 is 5250046401.

1046400525 is a `hidden beast` number, since 10 + 4 + 640 + 0 + 5 + 2 + 5 = 666.

It is not a de Polignac number, because 1046400525 - 2⁵ = 1046400493 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 135981 + ... + 143469.

Almost surely, 2^1046400525 is an apocalyptic number.

1046400525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1046400525 is a deficient number, since it is larger than the sum of its proper divisors (982011315).

1046400525 is an equidigital number, since it uses as much as digits as its factorization.

1046400525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7537 (or 7520 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1046400525 is about 32348.1147054971. The cubic root of 1046400525 is about 1015.2336006936.

Adding to 1046400525 its reverse (5250046401), we get a palindrome (6296446926).

The spelling of 1046400525 in words is "one billion, forty-six million, four hundred thousand, five hundred twenty-five".