1914072137 has 2 divisors, whose sum is σ = 1914072138. Its totient is φ = 1914072136.

The previous prime is 1914072131. The next prime is 1914072163. The reversal of 1914072137 is 7312704191.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1679032576 + 235039561 = 40976^2 + 15331^2 .

It is a cyclic number.

It is not a de Polignac number, because 1914072137 - 2¹² = 1914068041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1914072097 and 1914072106.

It is not a weakly prime, because it can be changed into another prime (1914072131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 957036068 + 957036069.

It is an arithmetic number, because the mean of its divisors is an integer number (957036069).

Almost surely, 2^1914072137 is an apocalyptic number.

It is an amenable number.

1914072137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1914072137 is an equidigital number, since it uses as much as digits as its factorization.

1914072137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 35.

The square root of 1914072137 is about 43750.1101370042. The cubic root of 1914072137 is about 1241.6125692410.

The spelling of 1914072137 in words is "one billion, nine hundred fourteen million, seventy-two thousand, one hundred thirty-seven".