1450128751 has 2 divisors, whose sum is σ = 1450128752. Its totient is φ = 1450128750.

The previous prime is 1450128749. The next prime is 1450128761. The reversal of 1450128751 is 1578210541.

It is a weak prime.

It is an emirp because it is prime and its reverse (1578210541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1450128751 - 2¹ = 1450128749 is a prime.

Together with 1450128749, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1450128761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725064375 + 725064376.

It is an arithmetic number, because the mean of its divisors is an integer number (725064376).

Almost surely, 2^1450128751 is an apocalyptic number.

1450128751 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450128751 is an equidigital number, since it uses as much as digits as its factorization.

1450128751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11200, while the sum is 34.

The square root of 1450128751 is about 38080.5560752466. The cubic root of 1450128751 is about 1131.8846954251.

The spelling of 1450128751 in words is "one billion, four hundred fifty million, one hundred twenty-eight thousand, seven hundred fifty-one".