1051423002 has 24 divisors (see below), whose sum is σ = 2603523936. Its totient is φ = 300406536.

The previous prime is 1051422997. The next prime is 1051423003. The reversal of 1051423002 is 2003241501.

It is a super-2 number, since 2×1051423002² = 2210980658269384008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1051423003) 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 11 ways as a sum of consecutive naturals, for example, 4172188 + ... + 4172439.

It is an arithmetic number, because the mean of its divisors is an integer number (108480164).

Almost surely, 2^1051423002 is an apocalyptic number.

1051423002 is an abundant number, since it is smaller than the sum of its proper divisors (1552100934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1051423002 is a wasteful number, since it uses less digits than its factorization.

1051423002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8344642 (or 8344639 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1051423002 is about 32425.6534552505. The cubic root of 1051423002 is about 1016.8553032159.

Adding to 1051423002 its reverse (2003241501), we get a palindrome (3054664503).

The spelling of 1051423002 in words is "one billion, fifty-one million, four hundred twenty-three thousand, two".