378259753 has 2 divisors, whose sum is σ = 378259754. Its totient is φ = 378259752.

The previous prime is 378259751. The next prime is 378259837. The reversal of 378259753 is 357952873.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 349989264 + 28270489 = 18708^2 + 5317^2 .

It is a cyclic number.

It is not a de Polignac number, because 378259753 - 2¹ = 378259751 is a prime.

Together with 378259751, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 378259697 and 378259706.

It is not a weakly prime, because it can be changed into another prime (378259751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189129876 + 189129877.

It is an arithmetic number, because the mean of its divisors is an integer number (189129877).

Almost surely, 2^378259753 is an apocalyptic number.

It is an amenable number.

378259753 is a deficient number, since it is larger than the sum of its proper divisors (1).

378259753 is an equidigital number, since it uses as much as digits as its factorization.

378259753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1587600, while the sum is 49.

The square root of 378259753 is about 19448.9010743538. The cubic root of 378259753 is about 723.2082608234.

The spelling of 378259753 in words is "three hundred seventy-eight million, two hundred fifty-nine thousand, seven hundred fifty-three".