1914957573929 has 2 divisors, whose sum is σ = 1914957573930. Its totient is φ = 1914957573928.

The previous prime is 1914957573913. The next prime is 1914957573937. The reversal of 1914957573929 is 9293757594191.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1074224456704 + 840733117225 = 1036448^2 + 916915^2 .

It is a cyclic number.

It is not a de Polignac number, because 1914957573929 - 2⁴ = 1914957573913 is a prime.

It is not a weakly prime, because it can be changed into another prime (1914957573979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 957478786964 + 957478786965.

It is an arithmetic number, because the mean of its divisors is an integer number (957478786965).

Almost surely, 2^{1914957573929} is an apocalyptic number.

It is an amenable number.

1914957573929 is a deficient number, since it is larger than the sum of its proper divisors (1).

1914957573929 is an equidigital number, since it uses as much as digits as its factorization.

1914957573929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 192893400, while the sum is 71.

The spelling of 1914957573929 in words is "one trillion, nine hundred fourteen billion, nine hundred fifty-seven million, five hundred seventy-three thousand, nine hundred twenty-nine".