1250045345 has 8 divisors (see below), whose sum is σ = 1500379200. Its totient is φ = 999819760.

The previous prime is 1250045339. The next prime is 1250045371. The reversal of 1250045345 is 5435400521.

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

It is not a de Polignac number, because 1250045345 - 2⁶ = 1250045281 is a prime.

It is a super-2 number, since 2×1250045345² = 3125226729112338050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980 + ... + 50010.

It is an arithmetic number, because the mean of its divisors is an integer number (187547400).

Almost surely, 2^1250045345 is an apocalyptic number.

It is an amenable number.

1250045345 is a deficient number, since it is larger than the sum of its proper divisors (250333855).

1250045345 is an equidigital number, since it uses as much as digits as its factorization.

1250045345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54135.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 1250045345 is about 35355.9803286516. The cubic root of 1250045345 is about 1077.2303705706.

Adding to 1250045345 its reverse (5435400521), we get a palindrome (6685445866).

The spelling of 1250045345 in words is "one billion, two hundred fifty million, forty-five thousand, three hundred forty-five".