1040151531 has 4 divisors (see below), whose sum is σ = 1386868712. Its totient is φ = 693434352.

The previous prime is 1040151527. The next prime is 1040151547. The reversal of 1040151531 is 1351510401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1040151531 - 2² = 1040151527 is a prime.

It is a super-2 number, since 2×1040151531² = 2163830414883287922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1040151498 and 1040151507.

It is not an unprimeable number, because it can be changed into a prime (1040151521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173358586 + ... + 173358591.

It is an arithmetic number, because the mean of its divisors is an integer number (346717178).

Almost surely, 2^1040151531 is an apocalyptic number.

1040151531 is a deficient number, since it is larger than the sum of its proper divisors (346717181).

1040151531 is an equidigital number, since it uses as much as digits as its factorization.

1040151531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346717180.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 1040151531 is about 32251.3802960431. The cubic root of 1040151531 is about 1013.2086081798.

Adding to 1040151531 its reverse (1351510401), we get a palindrome (2391661932).

The spelling of 1040151531 in words is "one billion, forty million, one hundred fifty-one thousand, five hundred thirty-one".