2481911129 has 2 divisors, whose sum is σ = 2481911130. Its totient is φ = 2481911128.

The previous prime is 2481911101. The next prime is 2481911153. The reversal of 2481911129 is 9211191842.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1795471129 + 686440000 = 42373^2 + 26200^2 .

It is a cyclic number.

It is not a de Polignac number, because 2481911129 - 2¹² = 2481907033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2481911092 and 2481911101.

It is not a weakly prime, because it can be changed into another prime (2481911329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1240955564 + 1240955565.

It is an arithmetic number, because the mean of its divisors is an integer number (1240955565).

Almost surely, 2^2481911129 is an apocalyptic number.

It is an amenable number.

2481911129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2481911129 is an equidigital number, since it uses as much as digits as its factorization.

2481911129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 38.

The square root of 2481911129 is about 49818.7828936035. The cubic root of 2481911129 is about 1353.9274981597.

The spelling of 2481911129 in words is "two billion, four hundred eighty-one million, nine hundred eleven thousand, one hundred twenty-nine".