11428575 has 12 divisors (see below), whose sum is σ = 18895368. Its totient is φ = 6095200.

The previous prime is 11428559. The next prime is 11428591. The reversal of 11428575 is 57582411.

It is an interprime number because it is at equal distance from previous prime (11428559) and next prime (11428591).

It is not a de Polignac number, because 11428575 - 2⁴ = 11428559 is a prime.

It is a super-2 number, since 2×11428575² = 261224653061250, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76116 + ... + 76265.

It is an arithmetic number, because the mean of its divisors is an integer number (1574614).

Almost surely, 2^11428575 is an apocalyptic number.

11428575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11428575 is a deficient number, since it is larger than the sum of its proper divisors (7466793).

11428575 is a wasteful number, since it uses less digits than its factorization.

11428575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152394 (or 152389 counting only the distinct ones).

The product of its digits is 11200, while the sum is 33.

The square root of 11428575 is about 3380.6175471354. The cubic root of 11428575 is about 225.2495995522.

The spelling of 11428575 in words is "eleven million, four hundred twenty-eight thousand, five hundred seventy-five".