4260321551 has 4 divisors (see below), whose sum is σ = 4260495912. Its totient is φ = 4260147192.

The previous prime is 4260321547. The next prime is 4260321613. The reversal of 4260321551 is 1551230624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4260321551 - 2² = 4260321547 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4260321851) 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, 43100 + ... + 101873.

It is an arithmetic number, because the mean of its divisors is an integer number (1065123978).

Almost surely, 2^4260321551 is an apocalyptic number.

4260321551 is a deficient number, since it is larger than the sum of its proper divisors (174361).

4260321551 is a wasteful number, since it uses less digits than its factorization.

4260321551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174360.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 4260321551 is about 65271.1387291504. The cubic root of 4260321551 is about 1621.1161275352.

The spelling of 4260321551 in words is "four billion, two hundred sixty million, three hundred twenty-one thousand, five hundred fifty-one".