1450757019 has 4 divisors (see below), whose sum is σ = 1934342696. Its totient is φ = 967171344.

The previous prime is 1450756991. The next prime is 1450757023. The reversal of 1450757019 is 9107570541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9107570541 = 3 ⋅3035856847.

It is not a de Polignac number, because 1450757019 - 2¹⁵ = 1450724251 is a prime.

It is a super-2 number, since 2×1450757019² = 4209391856355532722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1450757059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241792834 + ... + 241792839.

It is an arithmetic number, because the mean of its divisors is an integer number (483585674).

Almost surely, 2^1450757019 is an apocalyptic number.

1450757019 is a deficient number, since it is larger than the sum of its proper divisors (483585677).

1450757019 is an equidigital number, since it uses as much as digits as its factorization.

1450757019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483585676.

The product of its (nonzero) digits is 44100, while the sum is 39.

The square root of 1450757019 is about 38088.8043787148. The cubic root of 1450757019 is about 1132.0481347656.

The spelling of 1450757019 in words is "one billion, four hundred fifty million, seven hundred fifty-seven thousand, nineteen".