9378136451 has 8 divisors (see below), whose sum is σ = 9872947200. Its totient is φ = 8883448200.

The previous prime is 9378136447. The next prime is 9378136457. The reversal of 9378136451 is 1546318739.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 9378136451 - 2² = 9378136447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9378136396 and 9378136405.

It is not an unprimeable number, because it can be changed into a prime (9378136457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155630 + ... + 207308.

It is an arithmetic number, because the mean of its divisors is an integer number (1234118400).

Almost surely, 2^9378136451 is an apocalyptic number.

9378136451 is a deficient number, since it is larger than the sum of its proper divisors (494810749).

9378136451 is a wasteful number, since it uses less digits than its factorization.

9378136451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61249.

The product of its digits is 544320, while the sum is 47.

The square root of 9378136451 is about 96840.7788640715. The cubic root of 9378136451 is about 2108.8167823897.

The spelling of 9378136451 in words is "nine billion, three hundred seventy-eight million, one hundred thirty-six thousand, four hundred fifty-one".