1376653241 has 2 divisors, whose sum is σ = 1376653242. Its totient is φ = 1376653240.

The previous prime is 1376653219. The next prime is 1376653261. The reversal of 1376653241 is 1423566731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1315875625 + 60777616 = 36275^2 + 7796^2 .

It is an emirp because it is prime and its reverse (1423566731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1376653241 - 2¹⁰ = 1376652217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1376653195 and 1376653204.

It is not a weakly prime, because it can be changed into another prime (1376653261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688326620 + 688326621.

It is an arithmetic number, because the mean of its divisors is an integer number (688326621).

Almost surely, 2^1376653241 is an apocalyptic number.

It is an amenable number.

1376653241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1376653241 is an equidigital number, since it uses as much as digits as its factorization.

1376653241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 38.

The square root of 1376653241 is about 37103.2780357747. The cubic root of 1376653241 is about 1112.4355364912.

The spelling of 1376653241 in words is "one billion, three hundred seventy-six million, six hundred fifty-three thousand, two hundred forty-one".