145311542533 has 8 divisors (see below), whose sum is σ = 146134061280. Its totient is φ = 144489143280.

The previous prime is 145311542527. The next prime is 145311542567. The reversal of 145311542533 is 335245113541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145311542533 - 2²¹ = 145309445381 is a prime.

It is a super-2 number, since 2×145311542533² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145311542492 and 145311542501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145311542333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3758923 + ... + 3797383.

It is an arithmetic number, because the mean of its divisors is an integer number (18266757660).

Almost surely, 2^145311542533 is an apocalyptic number.

It is an amenable number.

145311542533 is a deficient number, since it is larger than the sum of its proper divisors (822518747).

145311542533 is a wasteful number, since it uses less digits than its factorization.

145311542533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59747.

The product of its digits is 108000, while the sum is 37.

The spelling of 145311542533 in words is "one hundred forty-five billion, three hundred eleven million, five hundred forty-two thousand, five hundred thirty-three".