1426347297 has 6 divisors (see below), whose sum is σ = 2060279442. Its totient is φ = 950898192.

The previous prime is 1426347259. The next prime is 1426347301. The reversal of 1426347297 is 7927436241.

1426347297 is a `hidden beast` number, since 1 + 4 + 2 + 634 + 7 + 2 + 9 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1205200656 + 221146641 = 34716^2 + 14871^2 .

It is not a de Polignac number, because 1426347297 - 2¹⁵ = 1426314529 is a prime.

It is a super-2 number, since 2×1426347297² = 4068933223318412418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1426347217) 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 in 5 ways as a sum of consecutive naturals, for example, 79241508 + ... + 79241525.

It is an arithmetic number, because the mean of its divisors is an integer number (343379907).

Almost surely, 2^1426347297 is an apocalyptic number.

It is an amenable number.

1426347297 is a deficient number, since it is larger than the sum of its proper divisors (633932145).

1426347297 is a wasteful number, since it uses less digits than its factorization.

1426347297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158483039 (or 158483036 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 1426347297 is about 37767.0133449814. The cubic root of 1426347297 is about 1125.6630947132.

The spelling of 1426347297 in words is "one billion, four hundred twenty-six million, three hundred forty-seven thousand, two hundred ninety-seven".