1552512101023 has 4 divisors (see below), whose sum is σ = 1671936108808. Its totient is φ = 1433088093240.

The previous prime is 1552512100987. The next prime is 1552512101033. The reversal of 1552512101023 is 3201012152551.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1552512101023 - 2¹⁷ = 1552511969951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1552512100982 and 1552512101000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552512101033) 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, 59712003873 + ... + 59712003898.

It is an arithmetic number, because the mean of its divisors is an integer number (417984027202).

Almost surely, 2^{1552512101023} is an apocalyptic number.

1552512101023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1552512101023 is a deficient number, since it is larger than the sum of its proper divisors (119424007785).

1552512101023 is a wasteful number, since it uses less digits than its factorization.

1552512101023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119424007784.

The product of its (nonzero) digits is 3000, while the sum is 28.

Adding to 1552512101023 its reverse (3201012152551), we get a palindrome (4753524253574).

The spelling of 1552512101023 in words is "one trillion, five hundred fifty-two billion, five hundred twelve million, one hundred one thousand, twenty-three".