19411129 has 2 divisors, whose sum is σ = 19411130. Its totient is φ = 19411128.

The previous prime is 19411123. The next prime is 19411151. The reversal of 19411129 is 92111491.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17205904 + 2205225 = 4148^2 + 1485^2 .

It is a cyclic number.

It is not a de Polignac number, because 19411129 - 2²³ = 11022521 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 19411097 and 19411106.

It is not a weakly prime, because it can be changed into another prime (19411123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9705564 + 9705565.

It is an arithmetic number, because the mean of its divisors is an integer number (9705565).

Almost surely, 2^19411129 is an apocalyptic number.

It is an amenable number.

19411129 is a deficient number, since it is larger than the sum of its proper divisors (1).

19411129 is an equidigital number, since it uses as much as digits as its factorization.

19411129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 28.

The square root of 19411129 is about 4405.8062826230. The cubic root of 19411129 is about 268.7511091355.

The spelling of 19411129 in words is "nineteen million, four hundred eleven thousand, one hundred twenty-nine".