1434401551 has 8 divisors (see below), whose sum is σ = 1566306000. Its totient is φ = 1302747840.

The previous prime is 1434401543. The next prime is 1434401557. The reversal of 1434401551 is 1551044341.

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 1434401551 - 2³ = 1434401543 is a prime.

It is a super-2 number, since 2×1434401551² = 4115015619022411202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1434401557) 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, 50616 + ... + 73693.

It is an arithmetic number, because the mean of its divisors is an integer number (195788250).

Almost surely, 2^1434401551 is an apocalyptic number.

1434401551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1434401551 is a deficient number, since it is larger than the sum of its proper divisors (131904449).

1434401551 is a wasteful number, since it uses less digits than its factorization.

1434401551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125369.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 1434401551 is about 37873.4940426679. The cubic root of 1434401551 is about 1127.7779056459. Note that the first 3 decimals are identical.

Adding to 1434401551 its reverse (1551044341), we get a palindrome (2985445892).

It can be divided in two parts, 143440 and 1551, that added together give a triangular number (144991 = T₅₃₈).

The spelling of 1434401551 in words is "one billion, four hundred thirty-four million, four hundred one thousand, five hundred fifty-one".