1434521450 has 24 divisors (see below), whose sum is σ = 2740327212. Its totient is φ = 558299520.

The previous prime is 1434521449. The next prime is 1434521507. The reversal of 1434521450 is 541254341.

It can be written as a sum of positive squares in 6 ways, for example, as 849897409 + 584624041 = 29153^2 + 24179^2 .

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 385859 + ... + 389558.

Almost surely, 2^1434521450 is an apocalyptic number.

1434521450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1434521450 is a deficient number, since it is larger than the sum of its proper divisors (1305805762).

1434521450 is a wasteful number, since it uses less digits than its factorization.

1434521450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775466 (or 775461 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1434521450 is about 37875.0768976117. The cubic root of 1434521450 is about 1127.8093277340.

Adding to 1434521450 its reverse (541254341), we get a palindrome (1975775791).

The spelling of 1434521450 in words is "one billion, four hundred thirty-four million, five hundred twenty-one thousand, four hundred fifty".