1000345351 has 4 divisors (see below), whose sum is σ = 1000619632. Its totient is φ = 1000071072.

The previous prime is 1000345337. The next prime is 1000345361. The reversal of 1000345351 is 1535430001.

It is a happy number.

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 1000345351 - 2⁵ = 1000345319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000345301) 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, 131595 + ... + 138988.

It is an arithmetic number, because the mean of its divisors is an integer number (250154908).

Almost surely, 2^1000345351 is an apocalyptic number.

1000345351 is a deficient number, since it is larger than the sum of its proper divisors (274281).

1000345351 is an equidigital number, since it uses as much as digits as its factorization.

1000345351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274280.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 1000345351 is about 31628.2366090808. The cubic root of 1000345351 is about 1000.1151037506.

Adding to 1000345351 its reverse (1535430001), we get a palindrome (2535775352).

The spelling of 1000345351 in words is "one billion, three hundred forty-five thousand, three hundred fifty-one".