1020623162253 has 4 divisors (see below), whose sum is σ = 1360830883008. Its totient is φ = 680415441500.

The previous prime is 1020623162243. The next prime is 1020623162407. The reversal of 1020623162253 is 3522613260201.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 1020623162253 - 2⁸ = 1020623161997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020623162243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170103860373 + ... + 170103860378.

It is an arithmetic number, because the mean of its divisors is an integer number (340207720752).

Almost surely, 2^{1020623162253} is an apocalyptic number.

It is an amenable number.

1020623162253 is a deficient number, since it is larger than the sum of its proper divisors (340207720755).

1020623162253 is an equidigital number, since it uses as much as digits as its factorization.

1020623162253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340207720754.

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 1020623162253 in words is "one trillion, twenty billion, six hundred twenty-three million, one hundred sixty-two thousand, two hundred fifty-three".