1061651737 has 2 divisors, whose sum is σ = 1061651738. Its totient is φ = 1061651736.

The previous prime is 1061651627. The next prime is 1061651777. The reversal of 1061651737 is 7371561601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 983700496 + 77951241 = 31364^2 + 8829^2 .

It is a cyclic number.

It is not a de Polignac number, because 1061651737 - 2²³ = 1053263129 is a prime.

It is a super-2 number, since 2×1061651737² = 2254208821350234338, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1061651696 and 1061651705.

It is not a weakly prime, because it can be changed into another prime (1061651777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530825868 + 530825869.

It is an arithmetic number, because the mean of its divisors is an integer number (530825869).

Almost surely, 2^1061651737 is an apocalyptic number.

It is an amenable number.

1061651737 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061651737 is an equidigital number, since it uses as much as digits as its factorization.

1061651737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 1061651737 is about 32582.9976674952. The cubic root of 1061651737 is about 1020.1421489061.

The spelling of 1061651737 in words is "one billion, sixty-one million, six hundred fifty-one thousand, seven hundred thirty-seven".