151400505 has 8 divisors (see below), whose sum is σ = 242240832. Its totient is φ = 80746928.

The previous prime is 151400479. The next prime is 151400507. The reversal of 151400505 is 505004151.

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

It is a cyclic number.

It is not a de Polignac number, because 151400505 - 2¹⁰ = 151399481 is a prime.

It is a super-2 number, since 2×151400505² = 45844225828510050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (151400507) 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, 5046669 + ... + 5046698.

It is an arithmetic number, because the mean of its divisors is an integer number (30280104).

Almost surely, 2^151400505 is an apocalyptic number.

151400505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

151400505 is a deficient number, since it is larger than the sum of its proper divisors (90840327).

151400505 is a wasteful number, since it uses less digits than its factorization.

151400505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10093375.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 151400505 is about 12304.4912531969. The cubic root of 151400505 is about 532.9777853782.

Adding to 151400505 its reverse (505004151), we get a palindrome (656404656).

The spelling of 151400505 in words is "one hundred fifty-one million, four hundred thousand, five hundred five".