1465401131 has 8 divisors (see below), whose sum is σ = 1502257344. Its totient is φ = 1428598080.

The previous prime is 1465401127. The next prime is 1465401137. The reversal of 1465401131 is 1311045641.

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 1465401131 - 2² = 1465401127 is a prime.

It is a super-2 number, since 2×1465401131² = 4294800949472158322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1465401131.

It is not an unprimeable number, because it can be changed into a prime (1465401137) 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, 45785 + ... + 70901.

It is an arithmetic number, because the mean of its divisors is an integer number (187782168).

Almost surely, 2^1465401131 is an apocalyptic number.

1465401131 is a deficient number, since it is larger than the sum of its proper divisors (36856213).

1465401131 is a wasteful number, since it uses less digits than its factorization.

1465401131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26581.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1465401131 is about 38280.5581333397. The cubic root of 1465401131 is about 1135.8443989728.

Adding to 1465401131 its reverse (1311045641), we get a palindrome (2776446772).

The spelling of 1465401131 in words is "one billion, four hundred sixty-five million, four hundred one thousand, one hundred thirty-one".