145340754403 has 32 divisors (see below), whose sum is σ = 161612881920. Its totient is φ = 129881283840.

The previous prime is 145340754367. The next prime is 145340754439. The reversal of 145340754403 is 304457043541.

It is an interprime number because it is at equal distance from previous prime (145340754367) and next prime (145340754439).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145340754403 is a prime.

It is a super-2 number, since 2×145340754403² (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 (145340754443) 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, 13339588 + ... + 13350478.

It is an arithmetic number, because the mean of its divisors is an integer number (5050402560).

Almost surely, 2^145340754403 is an apocalyptic number.

145340754403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

145340754403 is a deficient number, since it is larger than the sum of its proper divisors (16272127517).

145340754403 is a wasteful number, since it uses less digits than its factorization.

145340754403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11227.

The product of its (nonzero) digits is 403200, while the sum is 40.

Adding to 145340754403 its reverse (304457043541), we get a palindrome (449797797944).

The spelling of 145340754403 in words is "one hundred forty-five billion, three hundred forty million, seven hundred fifty-four thousand, four hundred three".