1450562921 has 2 divisors, whose sum is σ = 1450562922. Its totient is φ = 1450562920.

The previous prime is 1450562899. The next prime is 1450562933. The reversal of 1450562921 is 1292650541.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 973752025 + 476810896 = 31205^2 + 21836^2 .

It is a cyclic number.

It is not a de Polignac number, because 1450562921 - 2⁶ = 1450562857 is a prime.

It is a super-4 number, since 4×1450562921⁴ (a number of 38 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (1450562221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725281460 + 725281461.

It is an arithmetic number, because the mean of its divisors is an integer number (725281461).

Almost surely, 2^1450562921 is an apocalyptic number.

It is an amenable number.

1450562921 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450562921 is an equidigital number, since it uses as much as digits as its factorization.

1450562921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 1450562921 is about 38086.2563269219. The cubic root of 1450562921 is about 1131.9976466236.

The spelling of 1450562921 in words is "one billion, four hundred fifty million, five hundred sixty-two thousand, nine hundred twenty-one".