1234552045 has 4 divisors (see below), whose sum is σ = 1481462460. Its totient is φ = 987641632.

The previous prime is 1234552031. The next prime is 1234552061. The reversal of 1234552045 is 5402554321.

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

It can be written as a sum of positive squares in 2 ways, for example, as 738643684 + 495908361 = 27178^2 + 22269^2 .

It is a cyclic number.

It is not a de Polignac number, because 1234552045 - 2⁵ = 1234552013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1234551998 and 1234552016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123455200 + ... + 123455209.

It is an arithmetic number, because the mean of its divisors is an integer number (370365615).

Almost surely, 2^1234552045 is an apocalyptic number.

It is an amenable number.

1234552045 is a deficient number, since it is larger than the sum of its proper divisors (246910415).

1234552045 is an equidigital number, since it uses as much as digits as its factorization.

1234552045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246910414.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 1234552045 is about 35136.1928074173. The cubic root of 1234552045 is about 1072.7613901676.

The spelling of 1234552045 in words is "one billion, two hundred thirty-four million, five hundred fifty-two thousand, forty-five".