1379251 has 2 divisors, whose sum is σ = 1379252. Its totient is φ = 1379250.

The previous prime is 1379239. The next prime is 1379263. The reversal of 1379251 is 1529731.

It is a balanced prime because it is at equal distance from previous prime (1379239) and next prime (1379263).

It is a cyclic number.

It is not a de Polignac number, because 1379251 - 2¹⁵ = 1346483 is a prime.

It is not a weakly prime, because it can be changed into another prime (1379201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689625 + 689626.

It is an arithmetic number, because the mean of its divisors is an integer number (689626).

2^1379251 is an apocalyptic number.

1379251 is a deficient number, since it is larger than the sum of its proper divisors (1).

1379251 is an equidigital number, since it uses as much as digits as its factorization.

1379251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1890, while the sum is 28.

The square root of 1379251 is about 1174.4151736077. The cubic root of 1379251 is about 111.3134822636.

The spelling of 1379251 in words is "one million, three hundred seventy-nine thousand, two hundred fifty-one".