1073135651 has 4 divisors (see below), whose sum is σ = 1226440752. Its totient is φ = 919830552.

The previous prime is 1073135639. The next prime is 1073135653. The reversal of 1073135651 is 1565313701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1565313701 = 7 ⋅223616243.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1073135651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1073135653) 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 in 3 ways as a sum of consecutive naturals, for example, 76652540 + ... + 76652553.

It is an arithmetic number, because the mean of its divisors is an integer number (306610188).

Almost surely, 2^1073135651 is an apocalyptic number.

1073135651 is a deficient number, since it is larger than the sum of its proper divisors (153305101).

1073135651 is an equidigital number, since it uses as much as digits as its factorization.

1073135651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153305100.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 1073135651 is about 32758.7492282596. The cubic root of 1073135651 is about 1023.8072665196.

The spelling of 1073135651 in words is "one billion, seventy-three million, one hundred thirty-five thousand, six hundred fifty-one".