1011610651 has 2 divisors, whose sum is σ = 1011610652. Its totient is φ = 1011610650.

The previous prime is 1011610609. The next prime is 1011610667. The reversal of 1011610651 is 1560161101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011610651 is a prime.

It is a super-2 number, since 2×1011610651² = 2046712218433287602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1011610601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505805325 + 505805326.

It is an arithmetic number, because the mean of its divisors is an integer number (505805326).

Almost surely, 2^1011610651 is an apocalyptic number.

1011610651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011610651 is an equidigital number, since it uses as much as digits as its factorization.

1011610651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 22.

The square root of 1011610651 is about 31805.8273119880. The cubic root of 1011610651 is about 1003.8553342961.

Adding to 1011610651 its reverse (1560161101), we get a palindrome (2571771752).

The spelling of 1011610651 in words is "one billion, eleven million, six hundred ten thousand, six hundred fifty-one".