145452216015103 has 32 divisors (see below), whose sum is σ = 154566394085376. Its totient is φ = 136593731248128.

The previous prime is 145452216015101. The next prime is 145452216015191. The reversal of 145452216015103 is 301510612254541.

It is a cyclic number.

It is not a de Polignac number, because 145452216015103 - 2¹ = 145452216015101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145452216015101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2930529775 + ... + 2930579407.

It is an arithmetic number, because the mean of its divisors is an integer number (4830199815168).

Almost surely, 2^{145452216015103} is an apocalyptic number.

145452216015103 is a deficient number, since it is larger than the sum of its proper divisors (9114178070273).

145452216015103 is a wasteful number, since it uses less digits than its factorization.

145452216015103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60223.

The product of its (nonzero) digits is 144000, while the sum is 40.

Adding to 145452216015103 its reverse (301510612254541), we get a palindrome (446962828269644).

The spelling of 145452216015103 in words is "one hundred forty-five trillion, four hundred fifty-two billion, two hundred sixteen million, fifteen thousand, one hundred three".