554150993 has 4 divisors (see below), whose sum is σ = 604528368. Its totient is φ = 503773620.

The previous prime is 554150981. The next prime is 554150999. The reversal of 554150993 is 399051455.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 554150993 - 2⁶ = 554150929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 554150993.

It is not an unprimeable number, because it can be changed into a prime (554150999) 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, 25188671 + ... + 25188692.

It is an arithmetic number, because the mean of its divisors is an integer number (151132092).

Almost surely, 2^554150993 is an apocalyptic number.

It is an amenable number.

554150993 is a deficient number, since it is larger than the sum of its proper divisors (50377375).

554150993 is a wasteful number, since it uses less digits than its factorization.

554150993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50377374.

The product of its (nonzero) digits is 121500, while the sum is 41.

The square root of 554150993 is about 23540.4119122839. The cubic root of 554150993 is about 821.3773169553.

The spelling of 554150993 in words is "five hundred fifty-four million, one hundred fifty thousand, nine hundred ninety-three".