1031380193 has 2 divisors, whose sum is σ = 1031380194. Its totient is φ = 1031380192.

The previous prime is 1031380153. The next prime is 1031380219. The reversal of 1031380193 is 3910831301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1031244769 + 135424 = 32113^2 + 368^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031380193 - 2¹⁰ = 1031379169 is a prime.

It is not a weakly prime, because it can be changed into another prime (1031380153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515690096 + 515690097.

It is an arithmetic number, because the mean of its divisors is an integer number (515690097).

Almost surely, 2^1031380193 is an apocalyptic number.

It is an amenable number.

1031380193 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031380193 is an equidigital number, since it uses as much as digits as its factorization.

1031380193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 1031380193 is about 32115.1084849483. The cubic root of 1031380193 is about 1010.3525198240.

The spelling of 1031380193 in words is "one billion, thirty-one million, three hundred eighty thousand, one hundred ninety-three".