1351252330 has 8 divisors (see below), whose sum is σ = 2432254212. Its totient is φ = 540500928.

The previous prime is 1351252319. The next prime is 1351252351. The reversal of 1351252330 is 332521531.

It can be written as a sum of positive squares in 2 ways, for example, as 1280136841 + 71115489 = 35779^2 + 8433^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1351252295 and 1351252304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67562607 + ... + 67562626.

Almost surely, 2^1351252330 is an apocalyptic number.

1351252330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1351252330 is a deficient number, since it is larger than the sum of its proper divisors (1081001882).

1351252330 is a wasteful number, since it uses less digits than its factorization.

1351252330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135125240.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 1351252330 is about 36759.3842440267. The cubic root of 1351252330 is about 1105.5510938358.

Adding to 1351252330 its reverse (332521531), we get a palindrome (1683773861).

The spelling of 1351252330 in words is "one billion, three hundred fifty-one million, two hundred fifty-two thousand, three hundred thirty".