1801413377 has 2 divisors, whose sum is σ = 1801413378. Its totient is φ = 1801413376.

The previous prime is 1801413359. The next prime is 1801413403. The reversal of 1801413377 is 7733141081.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1351591696 + 449821681 = 36764^2 + 21209^2 .

It is a cyclic number.

It is not a de Polignac number, because 1801413377 - 2²⁶ = 1734304513 is a prime.

It is not a weakly prime, because it can be changed into another prime (1801413277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 900706688 + 900706689.

It is an arithmetic number, because the mean of its divisors is an integer number (900706689).

Almost surely, 2^1801413377 is an apocalyptic number.

It is an amenable number.

1801413377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1801413377 is an equidigital number, since it uses as much as digits as its factorization.

1801413377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 1801413377 is about 42443.0604103898. The cubic root of 1801413377 is about 1216.7587026476.

The spelling of 1801413377 in words is "one billion, eight hundred one million, four hundred thirteen thousand, three hundred seventy-seven".