145423341 has 24 divisors (see below), whose sum is σ = 240636864. Its totient is φ = 82900800.

The previous prime is 145423339. The next prime is 145423363. The reversal of 145423341 is 143324541.

It is a happy number.

It is not a de Polignac number, because 145423341 - 2¹ = 145423339 is a prime.

It is a super-2 number, since 2×145423341² = 42295896215204562, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145423381) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26266 + ... + 31316.

It is an arithmetic number, because the mean of its divisors is an integer number (10026536).

Almost surely, 2^145423341 is an apocalyptic number.

It is an amenable number.

145423341 is a deficient number, since it is larger than the sum of its proper divisors (95213523).

145423341 is a wasteful number, since it uses less digits than its factorization.

145423341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5521 (or 5518 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 145423341 is about 12059.1600453763. The cubic root of 145423341 is about 525.8695684443.

Adding to 145423341 its reverse (143324541), we get a palindrome (288747882).

The spelling of 145423341 in words is "one hundred forty-five million, four hundred twenty-three thousand, three hundred forty-one".