11859970 has 8 divisors (see below), whose sum is σ = 21347964. Its totient is φ = 4743984.

The previous prime is 11859961. The next prime is 11859979. The reversal of 11859970 is 7995811.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11859961) and next prime (11859979).

It can be written as a sum of positive squares in 2 ways, for example, as 11771761 + 88209 = 3431^2 + 297^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11859979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 592989 + ... + 593008.

Almost surely, 2^11859970 is an apocalyptic number.

11859970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11859970 is a deficient number, since it is larger than the sum of its proper divisors (9487994).

11859970 is a wasteful number, since it uses less digits than its factorization.

11859970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186004.

The product of its (nonzero) digits is 22680, while the sum is 40.

The square root of 11859970 is about 3443.8307159325. The cubic root of 11859970 is about 228.0488379017.

The spelling of 11859970 in words is "eleven million, eight hundred fifty-nine thousand, nine hundred seventy".