151240265 has 8 divisors (see below), whose sum is σ = 197987328. Its totient is φ = 109992880.

The previous prime is 151240261. The next prime is 151240277. The reversal of 151240265 is 562042151.

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

It is not a de Polignac number, because 151240265 - 2² = 151240261 is a prime.

It is a super-3 number, since 3×151240265³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (151240261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1374857 + ... + 1374966.

It is an arithmetic number, because the mean of its divisors is an integer number (24748416).

Almost surely, 2^151240265 is an apocalyptic number.

It is an amenable number.

151240265 is a deficient number, since it is larger than the sum of its proper divisors (46747063).

151240265 is a wasteful number, since it uses less digits than its factorization.

151240265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2749839.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 151240265 is about 12297.9780858481. The cubic root of 151240265 is about 532.7896871322.

The spelling of 151240265 in words is "one hundred fifty-one million, two hundred forty thousand, two hundred sixty-five".