145055535 has 32 divisors (see below), whose sum is σ = 241920000. Its totient is φ = 74126976.

The previous prime is 145055527. The next prime is 145055539. The reversal of 145055535 is 535550541.

It is not a de Polignac number, because 145055535 - 2³ = 145055527 is a prime.

It is a super-2 number, since 2×145055535² = 42082216468272450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145055496 and 145055505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145055539) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59266 + ... + 61664.

It is an arithmetic number, because the mean of its divisors is an integer number (7560000).

Almost surely, 2^145055535 is an apocalyptic number.

145055535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145055535 is a deficient number, since it is larger than the sum of its proper divisors (96864465).

145055535 is a wasteful number, since it uses less digits than its factorization.

145055535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2575.

The product of its (nonzero) digits is 37500, while the sum is 33.

The square root of 145055535 is about 12043.9003234002. The cubic root of 145055535 is about 525.4258494936.

The spelling of 145055535 in words is "one hundred forty-five million, fifty-five thousand, five hundred thirty-five".