145040042135 has 16 divisors (see below), whose sum is σ = 175112202240. Its totient is φ = 115323280800.

The previous prime is 145040042129. The next prime is 145040042153. The reversal of 145040042135 is 531240040541.

It is not a de Polignac number, because 145040042135 - 2⁶ = 145040042071 is a prime.

It is a super-2 number, since 2×145040042135² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145040042098 and 145040042107.

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, 1704614 + ... + 1787676.

It is an arithmetic number, because the mean of its divisors is an integer number (10944512640).

Almost surely, 2^145040042135 is an apocalyptic number.

145040042135 is a deficient number, since it is larger than the sum of its proper divisors (30072160105).

145040042135 is a wasteful number, since it uses less digits than its factorization.

145040042135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85198.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 145040042135 its reverse (531240040541), we get a palindrome (676280082676).

The spelling of 145040042135 in words is "one hundred forty-five billion, forty million, forty-two thousand, one hundred thirty-five".