145344261003 has 16 divisors (see below), whose sum is σ = 194536847232. Its totient is φ = 96524120000.

The previous prime is 145344260959. The next prime is 145344261053. The reversal of 145344261003 is 300162443541.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 145344261003 - 2³³ = 136754326411 is a prime.

It is a super-2 number, since 2×145344261003² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145344261053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3224008 + ... + 3268778.

It is an arithmetic number, because the mean of its divisors is an integer number (12158552952).

Almost surely, 2^145344261003 is an apocalyptic number.

145344261003 is a deficient number, since it is larger than the sum of its proper divisors (49192586229).

145344261003 is a wasteful number, since it uses less digits than its factorization.

145344261003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48906.

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 145344261003 in words is "one hundred forty-five billion, three hundred forty-four million, two hundred sixty-one thousand, three".