1022671651 has 6 divisors (see below), whose sum is σ = 1048224956. Its totient is φ = 997726800.

The previous prime is 1022671633. The next prime is 1022671667. The reversal of 1022671651 is 1561762201.

It is a de Polignac number, because none of the positive numbers 2^k-1022671651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022671621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 302505 + ... + 305866.

Almost surely, 2^1022671651 is an apocalyptic number.

1022671651 is a deficient number, since it is larger than the sum of its proper divisors (25553305).

1022671651 is an frugal number, since it uses more digits than its factorization.

1022671651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608453 (or 608412 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 1022671651 is about 31979.2378114301. The cubic root of 1022671651 is about 1007.5008141168.

The spelling of 1022671651 in words is "one billion, twenty-two million, six hundred seventy-one thousand, six hundred fifty-one".