1051323049 has 8 divisors (see below), whose sum is σ = 1201711680. Its totient is φ = 900984336.

The previous prime is 1051323047. The next prime is 1051323059. The reversal of 1051323049 is 9403231501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1051323049 - 2¹ = 1051323047 is a prime.

It is a super-2 number, since 2×1051323049² = 2210560306717312802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1051323047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63567 + ... + 78379.

It is an arithmetic number, because the mean of its divisors is an integer number (150213960).

Almost surely, 2^1051323049 is an apocalyptic number.

It is an amenable number.

1051323049 is a deficient number, since it is larger than the sum of its proper divisors (150388631).

1051323049 is a wasteful number, since it uses less digits than its factorization.

1051323049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24959.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1051323049 is about 32424.1121543829. The cubic root of 1051323049 is about 1016.8230799151.

The spelling of 1051323049 in words is "one billion, fifty-one million, three hundred twenty-three thousand, forty-nine".