1423520514534 has 32 divisors (see below), whose sum is σ = 2937591853056. Its totient is φ = 459623197440.

The previous prime is 1423520514529. The next prime is 1423520514557. The reversal of 1423520514534 is 4354150253241.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1423520514492 and 1423520514501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25992982 + ... + 26047689.

It is an arithmetic number, because the mean of its divisors is an integer number (91799745408).

Almost surely, 2^{1423520514534} is an apocalyptic number.

1423520514534 is an abundant number, since it is smaller than the sum of its proper divisors (1514071338522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423520514534 is a wasteful number, since it uses less digits than its factorization.

1423520514534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52040820.

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 1423520514534 its reverse (4354150253241), we get a palindrome (5777670767775).

The spelling of 1423520514534 in words is "one trillion, four hundred twenty-three billion, five hundred twenty million, five hundred fourteen thousand, five hundred thirty-four".