1351245023 has 2 divisors, whose sum is σ = 1351245024. Its totient is φ = 1351245022.

The previous prime is 1351245001. The next prime is 1351245031. The reversal of 1351245023 is 3205421531.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1351245023 - 2⁶ = 1351244959 is a prime.

It is a super-2 number, since 2×1351245023² = 3651726224364541058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1351244983 and 1351245001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351245043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675622511 + 675622512.

It is an arithmetic number, because the mean of its divisors is an integer number (675622512).

Almost surely, 2^1351245023 is an apocalyptic number.

1351245023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351245023 is an equidigital number, since it uses as much as digits as its factorization.

1351245023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1351245023 is about 36759.2848543059. The cubic root of 1351245023 is about 1105.5491010482.

Adding to 1351245023 its reverse (3205421531), we get a palindrome (4556666554).

The spelling of 1351245023 in words is "one billion, three hundred fifty-one million, two hundred forty-five thousand, twenty-three".