1550570053 has 2 divisors, whose sum is σ = 1550570054. Its totient is φ = 1550570052.

The previous prime is 1550570039. The next prime is 1550570129. The reversal of 1550570053 is 3500750551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1364711364 + 185858689 = 36942^2 + 13633^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1550570053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1550569997 and 1550570024.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1550570023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 775285026 + 775285027.

It is an arithmetic number, because the mean of its divisors is an integer number (775285027).

Almost surely, 2^1550570053 is an apocalyptic number.

It is an amenable number.

1550570053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1550570053 is an equidigital number, since it uses as much as digits as its factorization.

1550570053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13125, while the sum is 31.

The square root of 1550570053 is about 39377.2783848757. The cubic root of 1550570053 is about 1157.4363849742.

It can be divided in two parts, 15505 and 70053, that added together give a palindrome (85558).

The spelling of 1550570053 in words is "one billion, five hundred fifty million, five hundred seventy thousand, fifty-three".