1428742597 has 2 divisors, whose sum is σ = 1428742598. Its totient is φ = 1428742596.

The previous prime is 1428742591. The next prime is 1428742603. The reversal of 1428742597 is 7952478241.

It is a balanced prime because it is at equal distance from previous prime (1428742591) and next prime (1428742603).

It can be written as a sum of positive squares in only one way, i.e., 1062173281 + 366569316 = 32591^2 + 19146^2 .

It is a cyclic number.

It is not a de Polignac number, because 1428742597 - 2¹⁵ = 1428709829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1428742597.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1428742591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714371298 + 714371299.

It is an arithmetic number, because the mean of its divisors is an integer number (714371299).

Almost surely, 2^1428742597 is an apocalyptic number.

It is an amenable number.

1428742597 is a deficient number, since it is larger than the sum of its proper divisors (1).

1428742597 is an equidigital number, since it uses as much as digits as its factorization.

1428742597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 49.

The square root of 1428742597 is about 37798.7115785710. The cubic root of 1428742597 is about 1126.2928601992.

The spelling of 1428742597 in words is "one billion, four hundred twenty-eight million, seven hundred forty-two thousand, five hundred ninety-seven".