2030404157 has 2 divisors, whose sum is σ = 2030404158. Its totient is φ = 2030404156.

The previous prime is 2030404153. The next prime is 2030404177. The reversal of 2030404157 is 7514040302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1639116196 + 391287961 = 40486^2 + 19781^2 .

It is a cyclic number.

It is not a de Polignac number, because 2030404157 - 2² = 2030404153 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2030404153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015202078 + 1015202079.

It is an arithmetic number, because the mean of its divisors is an integer number (1015202079).

Almost surely, 2^2030404157 is an apocalyptic number.

It is an amenable number.

2030404157 is a deficient number, since it is larger than the sum of its proper divisors (1).

2030404157 is an equidigital number, since it uses as much as digits as its factorization.

2030404157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 2030404157 is about 45060.0061806476. The cubic root of 2030404157 is about 1266.2734408738.

Adding to 2030404157 its reverse (7514040302), we get a palindrome (9544444459).

The spelling of 2030404157 in words is "two billion, thirty million, four hundred four thousand, one hundred fifty-seven".