500378101 has 2 divisors, whose sum is σ = 500378102. Its totient is φ = 500378100.

The previous prime is 500378071. The next prime is 500378113. The reversal of 500378101 is 101873005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 351562500 + 148815601 = 18750^2 + 12199^2 .

It is a cyclic number.

It is not a de Polignac number, because 500378101 - 2²³ = 491989493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500378191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250189050 + 250189051.

It is an arithmetic number, because the mean of its divisors is an integer number (250189051).

Almost surely, 2^500378101 is an apocalyptic number.

It is an amenable number.

500378101 is a deficient number, since it is larger than the sum of its proper divisors (1).

500378101 is an equidigital number, since it uses as much as digits as its factorization.

500378101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 500378101 is about 22369.1327726401. The cubic root of 500378101 is about 793.9005415502.

The spelling of 500378101 in words is "five hundred million, three hundred seventy-eight thousand, one hundred one".