145398610313 has 4 divisors (see below), whose sum is σ = 158616665808. Its totient is φ = 132180554820.

The previous prime is 145398610309. The next prime is 145398610349. The reversal of 145398610313 is 313016893541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 145398610313 - 2² = 145398610309 is a prime.

It is a super-2 number, since 2×145398610313² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145398610373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6609027731 + ... + 6609027752.

It is an arithmetic number, because the mean of its divisors is an integer number (39654166452).

Almost surely, 2^145398610313 is an apocalyptic number.

It is an amenable number.

145398610313 is a deficient number, since it is larger than the sum of its proper divisors (13218055495).

145398610313 is a wasteful number, since it uses less digits than its factorization.

145398610313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13218055494.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 145398610313 in words is "one hundred forty-five billion, three hundred ninety-eight million, six hundred ten thousand, three hundred thirteen".