1051344671 has 4 divisors (see below), whose sum is σ = 1132217352. Its totient is φ = 970471992.

The previous prime is 1051344667. The next prime is 1051344737. The reversal of 1051344671 is 1764431501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1051344671 - 2² = 1051344667 is a prime.

It is a super-2 number, since 2×1051344671² = 2210651234480196482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051344631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40436321 + ... + 40436346.

It is an arithmetic number, because the mean of its divisors is an integer number (283054338).

Almost surely, 2^1051344671 is an apocalyptic number.

1051344671 is a deficient number, since it is larger than the sum of its proper divisors (80872681).

1051344671 is an equidigital number, since it uses as much as digits as its factorization.

1051344671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80872680.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1051344671 is about 32424.4455773726. The cubic root of 1051344671 is about 1016.8300506865.

The spelling of 1051344671 in words is "one billion, fifty-one million, three hundred forty-four thousand, six hundred seventy-one".