1553055045 has 8 divisors (see below), whose sum is σ = 2484888096. Its totient is φ = 828296016.

The previous prime is 1553055029. The next prime is 1553055089. The reversal of 1553055045 is 5405503551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1553055045 - 2⁴ = 1553055029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1553054997 and 1553055015.

It is a congruent 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, 51768487 + ... + 51768516.

It is an arithmetic number, because the mean of its divisors is an integer number (310611012).

Almost surely, 2^1553055045 is an apocalyptic number.

1553055045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1553055045 is a deficient number, since it is larger than the sum of its proper divisors (931833051).

1553055045 is a wasteful number, since it uses less digits than its factorization.

1553055045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103537011.

The product of its (nonzero) digits is 37500, while the sum is 33.

The square root of 1553055045 is about 39408.8193809457. The cubic root of 1553055045 is about 1158.0543695258.

Adding to 1553055045 its reverse (5405503551), we get a palindrome (6958558596).

The spelling of 1553055045 in words is "one billion, five hundred fifty-three million, fifty-five thousand, forty-five".