145400433 has 8 divisors (see below), whose sum is σ = 193986048. Its totient is φ = 96874224.

The previous prime is 145400413. The next prime is 145400449. The reversal of 145400433 is 334004541.

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

It is not a de Polignac number, because 145400433 - 2¹² = 145396337 is a prime.

It is a super-2 number, since 2×145400433² = 42282571833174978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145400413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8785 + ... + 19182.

It is an arithmetic number, because the mean of its divisors is an integer number (24248256).

Almost surely, 2^145400433 is an apocalyptic number.

It is an amenable number.

145400433 is a deficient number, since it is larger than the sum of its proper divisors (48585615).

145400433 is a wasteful number, since it uses less digits than its factorization.

145400433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29703.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 145400433 is about 12058.2101905714. The cubic root of 145400433 is about 525.8419542328.

Adding to 145400433 its reverse (334004541), we get a palindrome (479404974).

The spelling of 145400433 in words is "one hundred forty-five million, four hundred thousand, four hundred thirty-three".