1672570553 has 2 divisors, whose sum is σ = 1672570554. Its totient is φ = 1672570552.

The previous prime is 1672570519. The next prime is 1672570567. The reversal of 1672570553 is 3550752761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1518115369 + 154455184 = 38963^2 + 12428^2 .

It is an emirp because it is prime and its reverse (3550752761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1672570553 - 2¹² = 1672566457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1672570553.

It is not a weakly prime, because it can be changed into another prime (1672570573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836285276 + 836285277.

It is an arithmetic number, because the mean of its divisors is an integer number (836285277).

Almost surely, 2^1672570553 is an apocalyptic number.

It is an amenable number.

1672570553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672570553 is an equidigital number, since it uses as much as digits as its factorization.

1672570553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 220500, while the sum is 41.

The square root of 1672570553 is about 40897.0726703025. The cubic root of 1672570553 is about 1187.0294179451.

It can be divided in two parts, 16725 and 70553, that added together give a palindrome (87278).

The spelling of 1672570553 in words is "one billion, six hundred seventy-two million, five hundred seventy thousand, five hundred fifty-three".