147018438013397 has 4 divisors (see below), whose sum is σ = 147279572006880. Its totient is φ = 146757304019916.

The previous prime is 147018438013331. The next prime is 147018438013441. The reversal of 147018438013397 is 793310834810741.

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 147018438013397 - 2¹² = 147018438009301 is a prime.

It is a super-2 number, since 2×147018438013397² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147018438013897) 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, 130566995897 + ... + 130566997022.

It is an arithmetic number, because the mean of its divisors is an integer number (36819893001720).

Almost surely, 2^{147018438013397} is an apocalyptic number.

It is an amenable number.

147018438013397 is a deficient number, since it is larger than the sum of its proper divisors (261133993483).

147018438013397 is an equidigital number, since it uses as much as digits as its factorization.

147018438013397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261133993482.

The product of its (nonzero) digits is 12192768, while the sum is 59.

Adding to 147018438013397 its sum of digits (59), we get a square (147018438013456 = 12125116²).

The spelling of 147018438013397 in words is "one hundred forty-seven trillion, eighteen billion, four hundred thirty-eight million, thirteen thousand, three hundred ninety-seven".