1832137121 has 2 divisors, whose sum is σ = 1832137122. Its totient is φ = 1832137120.

The previous prime is 1832137079. The next prime is 1832137123. The reversal of 1832137121 is 1217312381.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1560250000 + 271887121 = 39500^2 + 16489^2 .

It is a cyclic number.

It is not a de Polignac number, because 1832137121 - 2⁶ = 1832137057 is a prime.

Together with 1832137123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1832137123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 916068560 + 916068561.

It is an arithmetic number, because the mean of its divisors is an integer number (916068561).

Almost surely, 2^1832137121 is an apocalyptic number.

It is an amenable number.

1832137121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1832137121 is an equidigital number, since it uses as much as digits as its factorization.

1832137121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 29.

The square root of 1832137121 is about 42803.4708989820. The cubic root of 1832137121 is about 1223.6371618162.

The spelling of 1832137121 in words is "one billion, eight hundred thirty-two million, one hundred thirty-seven thousand, one hundred twenty-one".