378011523 has 8 divisors (see below), whose sum is σ = 506236608. Its totient is φ = 250897064.

The previous prime is 378011519. The next prime is 378011527. The reversal of 378011523 is 325110873.

It is an interprime number because it is at equal distance from previous prime (378011519) and next prime (378011527).

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 378011523 - 2² = 378011519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (378011527) 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, 276861 + ... + 278222.

It is an arithmetic number, because the mean of its divisors is an integer number (63279576).

Almost surely, 2^378011523 is an apocalyptic number.

378011523 is a deficient number, since it is larger than the sum of its proper divisors (128225085).

378011523 is a wasteful number, since it uses less digits than its factorization.

378011523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555313.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 378011523 is about 19442.5184325488. The cubic root of 378011523 is about 723.0500262862.

The spelling of 378011523 in words is "three hundred seventy-eight million, eleven thousand, five hundred twenty-three".