11947425 has 36 divisors (see below), whose sum is σ = 22985136. Its totient is φ = 5460000.

The previous prime is 11947417. The next prime is 11947433. The reversal of 11947425 is 52474911.

It is a happy number.

11947425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11947417) and next prime (11947433).

It is not a de Polignac number, because 11947425 - 2³ = 11947417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2050 + ... + 5300.

It is an arithmetic number, because the mean of its divisors is an integer number (638476).

Almost surely, 2^11947425 is an apocalyptic number.

11947425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11947425 is a deficient number, since it is larger than the sum of its proper divisors (11037711).

11947425 is a wasteful number, since it uses less digits than its factorization.

11947425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3278 (or 3266 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 11947425 is about 3456.5047374479. The cubic root of 11947425 is about 228.6080070738.

The spelling of 11947425 in words is "eleven million, nine hundred forty-seven thousand, four hundred twenty-five".