145429953 has 8 divisors (see below), whose sum is σ = 194289600. Its totient is φ = 96761808.

The previous prime is 145429927. The next prime is 145429957. The reversal of 145429953 is 359924541.

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

It is not a de Polignac number, because 145429953 - 2¹⁰ = 145428929 is a prime.

It is a super-2 number, since 2×145429953² = 42299742459164418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145429957) 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, 46093 + ... + 49146.

It is an arithmetic number, because the mean of its divisors is an integer number (24286200).

Almost surely, 2^145429953 is an apocalyptic number.

It is an amenable number.

145429953 is a deficient number, since it is larger than the sum of its proper divisors (48859647).

145429953 is an equidigital number, since it uses as much as digits as its factorization.

145429953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95751.

The product of its digits is 194400, while the sum is 42.

The square root of 145429953 is about 12059.4341907073. The cubic root of 145429953 is about 525.8775382719.

The spelling of 145429953 in words is "one hundred forty-five million, four hundred twenty-nine thousand, nine hundred fifty-three".