145535144101 has 12 divisors (see below), whose sum is σ = 153223059780. Its totient is φ = 138148007040.

The previous prime is 145535144081. The next prime is 145535144219. The reversal of 145535144101 is 101441535541.

It can be written as a sum of positive squares in 6 ways, for example, as 49350625 + 145485793476 = 7025^2 + 381426^2 .

It is not a de Polignac number, because 145535144101 - 2³¹ = 143387660453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145532144101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1240306 + ... + 1352563.

It is an arithmetic number, because the mean of its divisors is an integer number (12768588315).

Almost surely, 2^145535144101 is an apocalyptic number.

It is an amenable number.

145535144101 is a deficient number, since it is larger than the sum of its proper divisors (7687915679).

145535144101 is an equidigital number, since it uses as much as digits as its factorization.

145535144101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592984 (or 2592947 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 34.

Adding to 145535144101 its reverse (101441535541), we get a palindrome (246976679642).

The spelling of 145535144101 in words is "one hundred forty-five billion, five hundred thirty-five million, one hundred forty-four thousand, one hundred one".