5211200155 has 8 divisors (see below), whose sum is σ = 7146788832. Its totient is φ = 3573394368.

The previous prime is 5211200149. The next prime is 5211200219. The reversal of 5211200155 is 5510021125.

It is a happy number.

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 5211200155 - 2³ = 5211200147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74445682 + ... + 74445751.

It is an arithmetic number, because the mean of its divisors is an integer number (893348604).

Almost surely, 2^5211200155 is an apocalyptic number.

5211200155 is a deficient number, since it is larger than the sum of its proper divisors (1935588677).

5211200155 is a wasteful number, since it uses less digits than its factorization.

5211200155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148891445.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 5211200155 is about 72188.6428394384. The cubic root of 5211200155 is about 1733.7211664416.

The spelling of 5211200155 in words is "five billion, two hundred eleven million, two hundred thousand, one hundred fifty-five".