1344520501 has 2 divisors, whose sum is σ = 1344520502. Its totient is φ = 1344520500.

The previous prime is 1344520481. The next prime is 1344520537. The reversal of 1344520501 is 1050254431.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 728190225 + 616330276 = 26985^2 + 24826^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1344520501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1344521501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672260250 + 672260251.

It is an arithmetic number, because the mean of its divisors is an integer number (672260251).

Almost surely, 2^1344520501 is an apocalyptic number.

It is an amenable number.

1344520501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344520501 is an equidigital number, since it uses as much as digits as its factorization.

1344520501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1344520501 is about 36667.7037868476. The cubic root of 1344520501 is about 1103.7121147442.

Adding to 1344520501 its reverse (1050254431), we get a palindrome (2394774932).

The spelling of 1344520501 in words is "one billion, three hundred forty-four million, five hundred twenty thousand, five hundred one".