1434402521 has 8 divisors (see below), whose sum is σ = 1497787200. Its totient is φ = 1371102832.

The previous prime is 1434402503. The next prime is 1434402539. The reversal of 1434402521 is 1252044341.

It is an interprime number because it is at equal distance from previous prime (1434402503) and next prime (1434402539).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1434402521 - 2¹⁸ = 1434140377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1434402121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14555 + ... + 55503.

It is an arithmetic number, because the mean of its divisors is an integer number (187223400).

Almost surely, 2^1434402521 is an apocalyptic number.

It is an amenable number.

1434402521 is a deficient number, since it is larger than the sum of its proper divisors (63384679).

1434402521 is a wasteful number, since it uses less digits than its factorization.

1434402521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42495.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1434402521 is about 37873.5068484554. The cubic root of 1434402521 is about 1127.7781598621.

Adding to 1434402521 its reverse (1252044341), we get a palindrome (2686446862).

The spelling of 1434402521 in words is "one billion, four hundred thirty-four million, four hundred two thousand, five hundred twenty-one".