145525011 has 8 divisors (see below), whose sum is σ = 194100624. Its totient is φ = 96983040.

The previous prime is 145525007. The next prime is 145525069. The reversal of 145525011 is 110525541.

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

It is not a de Polignac number, because 145525011 - 2² = 145525007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145525091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4531 + ... + 17651.

It is an arithmetic number, because the mean of its divisors is an integer number (24262578).

Almost surely, 2^145525011 is an apocalyptic number.

145525011 is a deficient number, since it is larger than the sum of its proper divisors (48575613).

145525011 is a wasteful number, since it uses less digits than its factorization.

145525011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16821.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 145525011 is about 12063.3747765706. The cubic root of 145525011 is about 525.9920905093.

The spelling of 145525011 in words is "one hundred forty-five million, five hundred twenty-five thousand, eleven".