1672552513 has 4 divisors (see below), whose sum is σ = 1672639488. Its totient is φ = 1672465540.

The previous prime is 1672552493. The next prime is 1672552523. The reversal of 1672552513 is 3152552761.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3152552761 = 113 ⋅27898697.

It is a cyclic number.

It is not a de Polignac number, because 1672552513 - 2¹⁷ = 1672421441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1672552523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433 + ... + 57838.

It is an arithmetic number, because the mean of its divisors is an integer number (418159872).

Almost surely, 2^1672552513 is an apocalyptic number.

It is an amenable number.

1672552513 is a deficient number, since it is larger than the sum of its proper divisors (86975).

1672552513 is an equidigital number, since it uses as much as digits as its factorization.

1672552513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86974.

The product of its digits is 63000, while the sum is 37.

The square root of 1672552513 is about 40896.8521160248. The cubic root of 1672552513 is about 1187.0251502452.

The spelling of 1672552513 in words is "one billion, six hundred seventy-two million, five hundred fifty-two thousand, five hundred thirteen".