151401263 has 4 divisors (see below), whose sum is σ = 163047528. Its totient is φ = 139755000.

The previous prime is 151401191. The next prime is 151401287. The reversal of 151401263 is 362104151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362104151 = 389 ⋅930859.

It is a cyclic number.

It is not a de Polignac number, because 151401263 - 2¹⁰ = 151400239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151401563) 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 3 ways as a sum of consecutive naturals, for example, 5823113 + ... + 5823138.

It is an arithmetic number, because the mean of its divisors is an integer number (40761882).

Almost surely, 2^151401263 is an apocalyptic number.

151401263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

151401263 is a deficient number, since it is larger than the sum of its proper divisors (11646265).

151401263 is a wasteful number, since it uses less digits than its factorization.

151401263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11646264.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 151401263 is about 12304.5220549195. The cubic root of 151401263 is about 532.9786748435.

The spelling of 151401263 in words is "one hundred fifty-one million, four hundred one thousand, two hundred sixty-three".