1348762321 has 2 divisors, whose sum is σ = 1348762322. Its totient is φ = 1348762320.

The previous prime is 1348762309. The next prime is 1348762333. The reversal of 1348762321 is 1232678431.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1348762309) and next prime (1348762333).

It can be written as a sum of positive squares in only one way, i.e., 1132995600 + 215766721 = 33660^2 + 14689^2 .

It is a cyclic number.

It is not a de Polignac number, because 1348762321 - 2¹⁵ = 1348729553 is a prime.

It is not a weakly prime, because it can be changed into another prime (1348762301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674381160 + 674381161.

It is an arithmetic number, because the mean of its divisors is an integer number (674381161).

Almost surely, 2^1348762321 is an apocalyptic number.

It is an amenable number.

1348762321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1348762321 is an equidigital number, since it uses as much as digits as its factorization.

1348762321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 1348762321 is about 36725.4996017753. The cubic root of 1348762321 is about 1104.8715945878.

The spelling of 1348762321 in words is "one billion, three hundred forty-eight million, seven hundred sixty-two thousand, three hundred twenty-one".