1348631450 has 48 divisors (see below), whose sum is σ = 2681453376. Its totient is φ = 503395200.

The previous prime is 1348631447. The next prime is 1348631461. The reversal of 1348631450 is 541368431.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1348631450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32849 + ... + 61451.

It is an arithmetic number, because the mean of its divisors is an integer number (55863612).

Almost surely, 2^1348631450 is an apocalyptic number.

1348631450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1348631450 is a deficient number, since it is larger than the sum of its proper divisors (1332821926).

1348631450 is a wasteful number, since it uses less digits than its factorization.

1348631450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28679 (or 28674 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 1348631450 is about 36723.7178128795. The cubic root of 1348631450 is about 1104.8358580400.

Adding to 1348631450 its reverse (541368431), we get a palindrome (1889999881).

The spelling of 1348631450 in words is "one billion, three hundred forty-eight million, six hundred thirty-one thousand, four hundred fifty".