11257630 has 8 divisors (see below), whose sum is σ = 20263752. Its totient is φ = 4503048.

The previous prime is 11257627. The next prime is 11257651. The reversal of 11257630 is 3675211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11257595 and 11257604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 562872 + ... + 562891.

It is an arithmetic number, because the mean of its divisors is an integer number (2532969).

Almost surely, 2^11257630 is an apocalyptic number.

11257630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11257630 is a deficient number, since it is larger than the sum of its proper divisors (9006122).

11257630 is a wasteful number, since it uses less digits than its factorization.

11257630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125770.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 11257630 is about 3355.2391867049. The cubic root of 11257630 is about 224.1208823515.

The spelling of 11257630 in words is "eleven million, two hundred fifty-seven thousand, six hundred thirty".