378133051 has 2 divisors, whose sum is σ = 378133052. Its totient is φ = 378133050.

The previous prime is 378133043. The next prime is 378133061. The reversal of 378133051 is 150331873.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 378133051 - 2³ = 378133043 is a prime.

It is not a weakly prime, because it can be changed into another prime (378133061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189066525 + 189066526.

It is an arithmetic number, because the mean of its divisors is an integer number (189066526).

Almost surely, 2^378133051 is an apocalyptic number.

378133051 is a deficient number, since it is larger than the sum of its proper divisors (1).

378133051 is an equidigital number, since it uses as much as digits as its factorization.

378133051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 378133051 is about 19445.6434966807. The cubic root of 378133051 is about 723.1275031207.

The spelling of 378133051 in words is "three hundred seventy-eight million, one hundred thirty-three thousand, fifty-one".